RaterPulse

KAUF A21 RGBWW Smart Bulb with ESPHome, Compatible with Tasmota, Made for Home Assistant

(87 customer reviews)

$ 18

Category: Vendor: RaterPulse
  • Five independently controllable LED channels: Red, Green, Blue, Warm White, and Cold White.
  • Runs ESPHome out of the box for 100% local control without flashing, soldering, editing YAML, or hoping tuya-convert works.
  • Connects natively to Home Assistant without going through a cloud connection or requiring a third-party App to setup or connect the bulb. ESPHome HTTP API allows use without Home Assistant.
  • Reprogrammable with other ESP8266-compatible firmwares. Easily integrates into any existing MQTT system. Compatible with Tasmota. Flashing of WLED bin files is not supported, as WLED does not support both 1MB flash and Over-the-Air flashing. Please do not try to flash a WLED bin file on these bulbs. KAUF Smart Bulb Update v1.7 adds WLED support into the stock firmware.
  • A21 bulb shape slightly larger than most standard bulbs, E26 base is typical for most US bulbs.
  • Firmware version 1.7 adds support for controlling the bulb from WLED or xLights via DDP.
  • Firmware version 1.8 adds options to adjust max power and fade length.
Brand

‎KAUF

Light Type

‎LED

Wattage

‎10 watts

Bulb Shape Size

‎A21

Bulb Base

‎E26

Light Color

‎RGBWW

Unit Count

‎1 Count

Number of Items

‎1

Brightness

‎1000 Lumen

Shape

‎a21

Connectivity Technology

‎Wi-Fi

IndoorOutdoor Usage

‎Indoor

Controller Type

‎Amazon Alexa

Connectivity Protocol

‎Wi-Fi

Color Rendering Index

‎94

Item Package Quantity

‎1

Light Source Type

‎LED

Item Weight

‎3.84 ounces

Control Method

‎App

Manufacturer

‎Kaufman Home Automation

Part Number

‎BLF10

Package Dimensions

‎5.71 x 2.91 x 2.91 inches

Item model number

‎BLF10

Color

‎Cool White, Red, ‎RGB, Warm White, White

Finish types

‎Blue

Batteries Included

‎No

Batteries Required

‎No

87 reviews for KAUF A21 RGBWW Smart Bulb with ESPHome, Compatible with Tasmota, Made for Home Assistant

  1. Muhiz khan


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. Kauf, smart bulb, RGBWW bulb, ESPHome, Tasmota, Home Assistant, Wi-Fi smart bulb, color-changing light, smart lighting, energy-efficient bulb, voice-controlled bulb, app-controlled light, smart home automation, dimmable bulb, smart home lighting


    The bulb works perfectly with voice assistants like Google Assistant and Amazon Alexa allowing me to control the lighting with voice commands The mobile app control also provides an intuitive interface for managing the bulb remotely which is incredibly convenient

  2. RehanGulshan


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    Write down at least 10 tags related to this product, separated by commas. KAUF A21 smart bulb, RGBWW smart bulb, ESPHome compatible, Tasmota compatible, Home Assistant, smart lighting, Wi-Fi light bulb, home automation, customizable smart bulb, smart home lighting


    KAUF A21 RGBWW Smart Bulb offers vibrant RGB and warm white lighting, with seamless compatibility with ESPHome, Tasmota, and Home Assistant, providing excellent customization for home automation enthusiasts.

  3. ayeali3700@gmail.com


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    Write down at least 10 tags related to this product, separated by commas. Work great,these bulb are great


    This smart bulb with ESP home is a special Red, Green, Blue, Warm White, and Cold White.
    Runs ESPHome out of the box for 100% local control without flashing, soldering, editing YAML, or hoping tuya convert works.
    Connects natively to Home Assistant without going through a cloud connection or requiring a third party App to setup or connect the bulb. ESPHome HTTP API allows use without Home Assistant.
    this bulb to integrate with my Home Assistant installation and it worked perfectly. Just screw in the bulb and turn on power and Home Assistant will recognize that a new device was installed and prompt you to set it up. I am able to add it to integrations and control all aspects of it, brightness, color temperature of white light, and change its color to anything I want all through Home Assistant.

  4. Ibrahim


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    Write down at least 10 tags related to this product, separated by commas. Osm,


    Amazing online shopping Amazon Nice amazing product This bulb offers a wide range of color options, from warm whites to vibrant RGB hues.

  5. Zeenat mureed


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    Write down at least 10 tags related to this product, separated by commas. Help ful


    One of the standout features of the KAUF A21 is its compatibility with ESPHome. ESPHome allows for easy configuration and integration into your existing smart home system. The bulb also supports Tasmota, a popular open-source firmware for smart home devices, which means you can control it through MQTT or other popular protocols

  6. Zain ul abideen


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    Write down at least 10 tags related to this product, separated by commas. The KAUF A21 RGBWW Smart Bulb is a highly customizable and versatile smart lighting solution designed for enthusiasts and users who prefer open-source home automation platforms. Here are the key features of this smart bulb: 1. ESPHome Compatibility: This bulb works seamlessly with ESPHome, a popular open-source platform for home automation that allows users to configure and control their smart devices with ease. ESPHome integrates with Home Assistant for advanced automation and control. 2. Tasmota Support: The KAUF A21 bulb is compatible with Tasmota, another open-source firmware that allows you to control your smart devices through MQTT and other protocols. This makes it a great choice for users who prefer an independent and customizable smart home setup. 3. RGBWW Color Options: The RGBWW feature allows the bulb to display a full range of colors (RGB) and warm white to cool white (WW) light, giving you a vast range of lighting possibilities to match any mood or environment. 4. Made for Home Assistant: The bulb is specifically designed for Home Assistant, a popular open-source platform for home automation


    The KAUF A21 RGBWW Smart Bulb is a highly customizable and versatile smart lighting solution designed for enthusiasts and users who prefer open-source home automation platforms. Here are the key features of this smart bulb:

    1. ESPHome Compatibility: This bulb works seamlessly with ESPHome, a popular open-source platform for home automation that allows users to configure and control their smart devices with ease. ESPHome integrates with Home Assistant for advanced automation and control.

    2. Tasmota Support: The KAUF A21 bulb is compatible with Tasmota, another open-source firmware that allows you to control your smart devices through MQTT and other protocols. This makes it a great choice for users who prefer an independent and customizable smart home setup.

    3. RGBWW Color Options: The RGBWW feature allows the bulb to display a full range of colors (RGB) and warm white to cool white (WW) light, giving you a vast range of lighting possibilities to match any mood or environment.

    4. Made for Home Assistant: The bulb is specifically designed for Home Assistant, a popular open-source platform for home automation

  7. Muneeb Ali


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. Seam less integration,flawless, customize, energy efficient,best technology use, safe,bright, colourful, energy efficient,automotion


    This Smart Bulb is a game-changer for smart home enthusiasts.
    Works flawlessly with Home Assistant, Tasmota, and ESPHome, making it easy to integrate into your existing smart home setup.With ESPHome, you can customize the bulb’s behavior, create automations, and tailor it to your specific needs.Uses LED technology, making it an energy-efficient option that can help reduce your utility billsOffers a wide range of colors and brightness levels, making it perfect for ambiance, mood lighting, or task lighting.
    Priced competitively, making it an excellent value for the features and functionality offered.
    To fully utilize the bulb’s features, you’ll need some technical knowledge of ESPHome, Tasmota, and Home Assistant.
    May not be compatible with all smart home systems or hubs.

  8. Imtiazafridi76


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    Write down at least 10 tags related to this product, separated by commas. High recomend


    I recently upgraded my home lighting system with a Smart LED Bulb, and I am thoroughly impressed with its performance and features

  9. Faisal jutt


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    Write down at least 10 tags related to this product, separated by commas. good product


    integration with ESP Home and tasmota makes it a versatile option for advanced smart home setups, particularly within the home assistant ecosystem the initial setup can be challenging for those unfamiliar with custom firmware and the lack of a native app might be a drawback for users looking for a plug and play experienc

  10. Aysha


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    Write down at least 10 tags related to this product, separated by commas. It's amazing product


    If you’re a home automation enthusiast, this ESPHome-enabled, Tasmota-compatible smart bulb is a must-have addition to your setup. Here’s a quick review of its features, performance, and benefits.Key Features
    Seamless Integration: Fully compatible with Home Assistant, offering local control and no reliance on third-party cloud services.
    Custom Firmware Support: Pre-flashable with ESPHome or Tasmota, giving you complete customization over its behavior and automation logic.
    Full RGB and White Control: Offers millions of RGB colors plus tunable white (cool to warm) for the perfect ambiance.
    Dimmable Brightness: Smooth dimming from 1% to 100%, ideal for mood lighting or full brightness tasks.
    Setup & Usability
    Setting up the bulb is simple, especially if it comes pre-flashed with ESPHome or Tasmota. Even if flashing is required, the process is well-documented, with plenty of guides online. Once connected, it integrates natively with Home Assistant, allowing for automation triggers, voice control, and remote access through your local network.

  11. MUHAMMED imran


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. Home automation enthusiasts who prefer open-source and local control solutions


    Home automation enthusiasts who prefer open-source and local control solutionsHome automation enthusiasts who prefer open-source and local control solutionsHome automation enthusiasts who prefer open-source and local control solutionsHome automation enthusiasts who prefer open-source and local control solutionsHome automation enthusiasts who prefer open-source and local control solutions

  12. Fraz


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. Bulb, light, bright, home, smart bulb, LED, Electricity, less bill, Tasmota, reliable


    Kauf smart bulbs is one of the best bulb brands out there, always trusted and very happy to bought these bulbs. Real value for money.

  13. arman


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    Write down at least 10 tags related to this product, separated by commas. 10


    Designed for advanced users, the bulb’s ESPHome and Tasmota compatibility make it an excellent choice for Home Assistant setups. Flashing firmware is straightforward, and the device integrates smoothly into your existing system. Its open-source approach ensures you can fully customize its behavior, schedules, and automation routines.

  14. asma Shoaib khan


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    Write down at least 10 tags related to this product, separated by commas. HomeAutomation, SmartBulbIntegration,


    The KAUF A21 RGBWW Smart Bulb is compatible with ESPHome and Tasmota, making it perfect for Home Assistant setups. Enjoy full control over color, brightness, and automation for a smarter, personalized lighting experience.

  15. sami3434786@gmail.com


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    Write down at least 10 tags related to this product, separated by commas. 1. Smart Bulb 2. RGBWW Bulb 3. Home Assistant 4. ESPHome Compatible 5. Tasmota Compatible 6. Smart Lighting 7. DIY Smart Home 8. Customizable Lighting 9. Home Automation 10. Wi-Fi Smart Bulb


    The KAUF A21 RGBWW Smart Bulb is a versatile and feature-packed option for those looking to enhance their smart home setup. It works seamlessly with ESPHome and is compatible with Tasmota, making it a great choice for DIY enthusiasts who use Home Assistant. The bulb offers RGBWW (Red, Green, Blue, Warm White) color options, allowing you to customize the lighting to fit your mood or décor. It provides bright and vibrant colors while maintaining excellent white light quality. Setup is simple, especially with Home Assistant, and it integrates well into automation routines. If you’re looking for an affordable, customizable, and reliable smart bulb, the KAUF A21 is a solid choice.

  16. amirsohail


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    Write down at least 10 tags related to this product, separated by commas. LED,lights,smart,control,LCD,colors,switch,plug,bulb,reliable


    KAUF A21 RGBWW Smart Bulb is a standout choice for smart home enthusiasts.
    With ESPHome compatibility seamless Tasmota support, and flawless integration with Home Assistant it offers unparalleled customization and control.
    Its RGBWW lighting delivers vibrant colors and warm whites perfect for any ambiance.
    Easy to set up and highly reliable it’s a must have for anyone seeking a versatile, feature packed smart bulb.

  17. cuteuser


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    Write down at least 10 tags related to this product, separated by commas. smart bulb, RGBWW lighting, ESPHome compatible, Tasmota integration, Home Assistant, customizable lighting, energy-efficient, vibrant colors, smart home, seamless setup


    The product is a smart home enthusiast’s dream.It’s compatible design, making it perfect for Home Assistant setups. With warm whites and easy customization, it’s reliable, responsive, and energy efficient. A great deal for seamless smart lighting. Highly recommended product

  18. shaharyar muzaffar


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    Write down at least 10 tags related to this product, separated by commas. KAUF A21 smart bulb, RGBWW smart bulb, ESPHome compatible bulb, Tasmota smart bulb, Home Assistant lighting, customizable smart bulb, smart home lighting, energy-efficient smart bulb, programmable LED bulb, WiFi-enabled smart bulb


    The KAUF A21 RGBWW Smart Bulb is a must-have for tech enthusiasts and smart home aficionados. Combining cutting-edge technology with seamless integration capabilities, this smart bulb is perfect for creating the ultimate customized lighting experience. Whether you’re an ESPHome user, a Tasmota fan, or a Home Assistant power user, this bulb checks all the boxes.The RGBWW (Red, Green, Blue, Warm White, and Cool White) lighting technology offers an extensive range of colors and temperatures to suit any mood or occasion. You can go from vibrant party colors to soft, cozy warm lighting for relaxing evenings.The KAUF A21 bulb shines when it comes to customizability. With ESPHome or Tasmota, you have complete control over the bulb’s behavior. From dimming levels to custom light effects, you can program the bulb to meet your specific needs. Integration with Home Assistant adds even more functionality, including automation, scheduling, and voice control through platforms like Google Assistant or Alexa.The KAUF A21 Smart Bulb is well-built and designed to last. It delivers consistent performance without flickering or delays, making it a dependable choice for your smart home setup.With its ease of setup, broad spectrum of colors, energy efficiency, and robust performance, this bulb is a fantastic choice for anyone looking to upgrade their home’s lighting. Highly recommended for both beginners and advanced users!

  19. Irfan


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    Write down at least 10 tags related to this product, separated by commas. LED Bulbs


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    KAUF A21 RGBWW Smart Bulb with ESPHome, Compatible with Tasmota, Made for Home Assistant
    Rated 4.92 out of 5 based on 37customer ratings(38 customer reviews)
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    The KAUF A21 RGBWW Smart Bulb is a versatile and highly rated smart lighting option, with a rating of 4.92 out of 5 based on 37 customer reviews. Here are the key features and details:

    Compatibility: It supports ESPHome, which allows seamless integration with Home Assistant, and is also compatible with Tasmota, a popular open-source firmware for smart devices. This makes the bulb highly flexible for users who want to integrate it into their custom home automation setups.

    RGBWW Lighting: The bulb offers RGB (Red, Green, Blue) as well as WW (Warm White) color options. This gives users a broad range of lighting choices, from vibrant colors to warm, cozy whites for different moods and settings.

    Smart Features: As a smart bulb, it can be controlled remotely via platforms like Home Assistant, providing automation options, voice control, and remote access.

    Customer Satisfaction: The bulb has an excellent customer rating, indicating that most buyers are very satisfied with its performance and functionality

  20. Hadi87


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    Write down at least 10 tags related to this product, separated by commas. KAUFA21 RGBWWBulb SmartLighting ESPHomeCompatible TasmotaIntegration HomeAssistantReady WiFiSmartBulb CustomFirmware LocalControl SmartHomeTech


    The KAUF A21 RGBWW Shrewd Bulb is a phenomenal decision for brilliant home fans, especially those utilizing Home Aide. Its similarity with ESPHome and Tasmota makes it profoundly adjustable, offering consistent joining into open-source biological systems. The bulb conveys dynamic RGBWW lighting with warm and cool whites, guaranteeing amazing variety exactness and flexibility.Performance is solid, with smooth diminishing and responsive control through Wi-Fi. The capacity to streak custom firmware like ESPHome enables clients to change settings for ideal mechanization. Its reasonableness and backing for neighborhood control (no cloud reliance) make it a champion choice for security cognizant users.Overall, the KAUF A21 is a powerful and flexible brilliant bulb for cutting edge clients.

  21. Mohsain abbad


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    Write down at least 10 tags related to this product, separated by commas. KAUF A21 RGBWW Smart Bulb with ESPHome, Compatible with Tasmota, Made for Home Assistant


    KAUF A21 RGBWW Smart Bulb:

    *5/5 Stars – A Game-Changing Smart Bulb for Home Automation Enthusiasts!*

    I recently purchased the KAUF A21 RGBWW Smart Bulb, and I must say, it has exceeded my expectations in every way! As a Home Assistant user, I was thrilled to discover that this bulb is fully compatible with ESPHome and Tasmota, making integration a seamless process.

    *Color Accuracy and Brightness:*
    The bulb’s RGBWW capabilities are impressive, offering a wide range of colors and a high level of brightness. The colors are vibrant and accurate, making it perfect for ambiance lighting, mood lighting, or even just basic lighting needs.

    *Smart Home Integration:*
    The KAUF A21 bulb integrates flawlessly with Home Assistant, allowing for effortless control and automation. I’ve set up various scenes and automations using the bulb, and it has performed consistently well.

    *Ease of Use:*
    The bulb is incredibly easy to set up and use, even for those without extensive smart home experience. The ESPHome and Tasmota compatibility make it a great option for DIY enthusiasts and pros alike.

    *Value for Money:*
    Considering the bulb’s features, performance, and compatibility, I believe it offers exceptional value for money. It’s an affordable option for those looking to upgrade their smart home lighting setup.

    *Conclusion:*
    In conclusion, the KAUF A21 RGBWW Smart Bulb is an outstanding product that has become a staple in my smart home setup. Its excellent performance, ease of use, and compatibility with popular smart home platforms make it a must-have for anyone looking to elevate their home automation experience. Highly recommended!

  22. naylaraees97@gmail.com


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    Write down at least 10 tags related to this product, separated by commas. KAUF A21 smart bulb, RGBWW bulb, ESPHome compatible, Tasmota compatible, Home Assistant, smart lighting, color-changing bulb, WiFi smart bulb, energy-efficient lighting, home automation, smart home devices.


    The KAUF A21 RGBWW Smart Bulb is an excellent addition to any smart home setup. With its compatibility with ESPHome, Tasmota, and Home Assistant, it offers seamless integration for customized automation. The RGBWW features provide a wide range of colors and warm white lighting, perfect for setting the right ambiance. Energy-efficient and easy to install, this smart bulb delivers both convenience and versatility for modern smart homes. A must have for tech enthusiasts.

  23. Joshwa


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    Write down at least 10 tags related to this product, separated by commas. Smart bulb, RGBWW lighting, ESPHome compatible, Tasmota integration, Home Assistant, Wi-Fi bulb, customizable lighting, smart home automation, energy-efficient bulb, color-changing light.


    The KAUF A21 RGBWW Smart Bulb is a versatile and efficient lighting solution, offering seamless integration with ESPHome and Tasmota for Home Assistant users. Its vibrant RGBWW colors and tunable white light enhance ambiance, while customizable automation ensures a tailored smart home experience.

  24. Sidra Ramzan


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    Write down at least 10 tags related to this product, separated by commas. Nice,good,comfortable,cute,useful,trending,perfect,easy,supportive,stylish


    Good quality

  25. its_chaudhary_hamza


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    Write down at least 10 tags related to this product, separated by commas. Blub


    Many users have praised the bulb for its simple setup process and its vibrant and accurate color reproduction. The ease of pairing it with Home Assistant and the bulb’s responsive controls are some of the key highlights mentioned in reviews. It’s an excellent option for users who want a quick and seamless integration with their smart home system.

    Considerations: Some users have encountered minor issues with firmware updates, particularly with visibility in ESPHome after updates. However, these challenges are typically resolved with a bit of troubleshooting or by using specific versions of firmware.

  26. naseer


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    Write down at least 10 tags related to this product, separated by commas. KAUF A21 smart bulb, RGBWW smart bulb, ESPHome compatibility, Tasmota compatible bulb, Home Assistant lighting, customizable smart bulb, energy-efficient lighting, RGB lighting, adjustable white tones, smart home automation.


    The KAUF A21 RGBWW Smart Bulb is designed for the seamless integration with ESPHome and home Assistant, offering vibrant RGB lighting and adjustable white tones. The compatible with Tasmota, it provides customizable and energy-efficient smart home lighting solutions.

  27. sana quddoos


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    Write down at least 10 tags related to this product, separated by commas. Good


    the bulb supports easy flashing offering flexibility in customization and control.

  28. munir


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    Write down at least 10 tags related to this product, separated by commas. KAUF A21 smart bulb, RGBWW smart bulb, ESPHome compatible bulb, Tasmota compatible bulb, Home Assistant smart bulb, smart lighting, Wi-Fi smart bulb, customizable smart bulb, energy-efficient smart bulb, RGB smart bulb


    The Perfect Smart Bulb for Tech Enthusiasts.
    The KAUF A21 RGBWW Smart Bulb is hands down one of the best smart bulbs I’ve ever used! It offers unparalleled customization and integrates seamlessly with my smart home setup.
    ESPHome and Tasmota Compatibility: The bulb is support for ESPHome and Tasmota is a game-changer. It allows complete control and customization making it ideal for Home Assistant users and anyone who loves tinkering with smart home devices.

  29. Sara naz


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    Write down at least 10 tags related to this product, separated by commas. Blub led


    Its compatibility with Tasmota adds an extra layer of flexibility, making it ideal for DIY smart home enthusiasts. With its robust performance, excellent features, and affordable price, this smart bulb sets a new standard in home automation. Highly recommended!

  30. ashirmayo


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    Write down at least 10 tags related to this product, separated by commas. KAUF, A21, RGBWW, Smart Bulb, ESPHome, Tasmota, Home Assistant, customizable, automation, lighting


    The KAUF A21 RGBWW Smart Bulb offers seamless integration with ESPHome and Tasmota, making it perfect for Home Assistant users. Its RGBWW capabilities provide vibrant, customizable lighting, while the easy setup ensures quick automation. A solid choice for anyone seeking smart home lighting options.

  31. Nofel_391


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    Write down at least 10 tags related to this product, separated by commas. Durable, multi color, easy control, easy setup


    It is compatible with Tasmota and made for Home Assistant, offering seamless integration with your smart home system. The RGBWW feature allows for a wide range of color options, perfect for creating the right atmosphere. I have been using it for three weeks and it has been reliable, easy to control, and has significantly improved the ambiance in my home. It is durable and provides excellent lighting for any space.

  32. Sarwat Jabeen


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    Write down at least 10 tags related to this product, separated by commas. KAUF A21 smart bulb, RGBWW smart bulb, Home Assistant compatible, Tasmota smart bulb, ESPHome compatible, smart home lighting, energy-efficient smart bulb, color-changing light bulb, voice-controlled smart bulb, LED smart bulb, smart bulb automation


    The KAUF A21 RGBWW Smart Bulb offers customizable lighting with millions of colors and adjustable white light, compatible with ESPHome, Tasmota, and Home Assistant. It features energy-efficient LED technology and supports voice control via Alexa and Google Assistant. While easy to set up for smart home enthusiasts, beginners may find the integration process challenging. It’s an excellent choice for enhancing smart home automation with versatile, reliable performance.

  33. azher


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    Write down at least 10 tags related to this product, separated by commas. Kauf a21 Rgbww bulb, smart home lighting, Esp home compatible bulb, Tasmota bulb, Home assistant smart bulb, Rgbww smart lighting, customizable smart bulb, energy efficient lighting, smart bulb for automation, smart home essentials


    The Kauf a21 Rgbww smart bulb is a top choice for home assistant users. Compatible with Esp home and tasmota, it offers vibrant colors, warm whites, and seamless integration. Highly customizable and reliable

  34. ali_raza


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    Write down at least 10 tags related to this product, separated by commas. 1. #KAUFA21SmartBulb 2. #SmartLighting 3. #ESPHomeCompatible 4. #TasmotaBulb 5. #HomeAssistant 6. #RGBWWSmartBulb 7. #SmartHomeAutomation 8. #EnergyEfficientLighting 9. #CustomizableLighting 10. #VoiceControlledLighting


    The KAUF A21 RGBWW Smart Bulb offers seamless integration with ESPHome, Tasmota, and Home Assistant, providing customizable lighting and easy control. Its energy efficiency, vibrant colors, and solid build quality make it a top choice for smart home enthusiasts. Highly recommended!

  35. FARHANali12


    Do you recommend it to customers? Please rate it. :
    To what extent is the language used in the product review human-written? :

    Have you used this product before? Please type "yes" or "no". No

    Write down at least 10 tags related to this product, separated by commas. RGBWW smart bulb, ESPHome compatible, Tasmota bulb, Home Assistant light, A21 smart bulb, smart home lighting, customizable smart bulb, energy-efficient smart light, Wi-Fi smart bulb, open-source light bulb, automation-compatible bulb.


    KAUF A21 RGBWW Smart Bulb with ESPHome, Compatible with Tasmota, Made for Home Assistant
    Rated 4.91 out of 5 based on 53customer ratings(54 customer reviews)

  36. SAFYAN638


    Do you recommend it to customers? Please rate it. :
    To what extent is the language used in the product review human-written? :

    Have you used this product before? Please type "yes" or "no". Yes

    Write down at least 10 tags related to this product, separated by commas. ESPHome Smart Bulb * Home Assistant Bulb * RGBWW Smart Bulb * 5-Channel Smart Bulb * Local Control Smart Bulb * DIY Smart Bulb * Tasmota Compatible * Open Source Smart Bulb * Smart Home Lighting * Advanced Smart Bulb


    The bulb is not rated for outdoor use and lacks UL certification
    Setting up and configuring the bulb may require some technical knowledge especially for users unfamiliar with ESPHome and Home Assistant

  37. samina


    Do you recommend it to customers? Please rate it. :
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    Have you used this product before? Please type "yes" or "no". No

    Write down at least 10 tags related to this product, separated by commas. #SmartBulb #RGBWW #ESPHome #TasmotaCompatible #HomeAssistant #DIYSmartHome #CustomizableLighting #EnergyEfficient #BrightLight #SmartHomeTech


    The KAUF A21 RGBWW Smart Bulb is amazing! It works flawlessly with ESPHome and Tasmota, making it perfect for my Home Assistant setup. The color options and brightness are impressive, and it’s so easy to integrate. A great choice for DIY smart home enthusiasts!

  38. Ali Abbas


    Do you recommend it to customers? Please rate it. :
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    Have you used this product before? Please type "yes" or "no". no

    Write down at least 10 tags related to this product, separated by commas. Home, Tools & Home Improvement, Light Bulbs, LED Bulbs, KAUF A21, RGBWW Smart Bulb, ESPHome, Compatible with Tasmota


    The KAUF A21 RGBWW Smart Bulb offers exceptional versatility with its full RGB and warm/cool white options, seamlessly integrating with ESPHome, Tasmota, and Home Assistant for easy automation. Its performance is reliable, providing vibrant lighting and robust smart home compatibility, making it an excellent choice for advanced setups.

  39. Faiqa Umer


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. #affordable #efficient #stability #smart #versatile #bulb #energy #compatibility#lighting #perfect #flexibility #flashed


    Integrates well with Home Assistant enabling automation and voice control. It offers a balance of features at a reasonable price especially for users building custom smart home setups.

  40. Hussain Ali


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. bulb


    The KAUF A21 RGBWW Smart Bulb is a fantastic option for anyone looking to integrate smart lighting into their home. Its RGB and warm white capabilities offer excellent versatility for creating the perfect ambiance, while its compatibility with ESPHome, Tasmota, and Home Assistant ensures it fits perfectly into a DIY home automation system. With easy setup, energy efficiency, and reliable performance, this bulb will not disappoint. Whether you are a novice or a seasoned smart home enthusiast, the KAUF A21 is a smart lighting solution worth considering for your home.

    If you’re looking for a reliable, customizable, and cost-effective smart bulb that works flawlessly with your home automation platform, the KAUF A21 is an excellent choice.

  41. ranasaif


    Do you recommend it to customers? Please rate it. :
    To what extent is the language used in the product review human-written? :

    Have you used this product before? Please type "yes" or "no". Yes

    Write down at least 10 tags related to this product, separated by commas. KAUF A21 RGBWW Smart


    Youd like me to review the line
    KAUF A21 RGBWW Smart Bulb with

    Please provide the rest of the line or context, and I’ll help with

    1. Grammar and punctuation check
    2. Clarity and concision improvement
    3. Suggestions for rephrasing

    Let me know how I can assist!

  42. sanjayrathorsanjay786@gmail.com


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. 10


    The KAUF A21 RGBWW Smart Bulb is a versatile, feature-rich lighting solution that stands out for its exceptional compatibility with custom home automation platforms like ESPHome, Tasmota, and Home Assistant. Whether you’re a seasoned DIY home automation enthusiast or someone looking to upgrade your smart lighting setup this bulb delivers on flexibility performance, and ease of integration

  43. awahab.acca@gmail.com


    Do you recommend it to customers? Please rate it. :
    To what extent is the language used in the product review human-written? :

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    Write down at least 10 tags related to this product, separated by commas. Mobile app, easy to connect, easy to use


    The KAUF Smart Bulb is bright, responsive, and works flawlessly with Home Assistant. Easy to set up with ESPHome. it’s perfect for smart home enthusiasts. Use with mobile app.

  44. Ayesha Liaqat


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. A21 RGBWW Smart Bulb offers seamless integration with ESPHome and Tasmota, making it perfect for Home Assistant users. Its RGBWW capabilities provide vibrant, customizable lighting, while the easy setup ensures quick automation


    A21 RGBWW Smart Bulb offers seamless integration with ESPHome and Tasmota making it perfect for Home Assistant users Its RGBWW capabilities provide vibrant customizable lighting while the easy setup ensures quick automation

  45. shahid Qasmi


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. Shiny colors .


    If you’re looking for a highquality versatile smart bulb to enhance your home automation setup the KAUF A21 RGBWW Smart Bulb is an excellent choice designed with ESqPHome compatibility and support for Tasmota, this bulb offers a seamless experience for those using Home Assistant or other custom home automation systems

  46. amana


    Do you recommend it to customers? Please rate it. :
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    Have you used this product before? Please type "yes" or "no". yes

    Write down at least 10 tags related to this product, separated by commas. smart bulb, ESPHome, Tasmota compatible, Home Assistant, WiFi bulb, smart lighting, customizable, energy-efficient, voice control, home automation


    I love how easy it is to control through Home Assistant, whether by app or voice commands. The brightness and color options are impressive, and it’s energy-efficient too. A must have for anyone looking to upgrade their smart lighting system.

  47. waqas166


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. What isolates this bulb is its Made for Domestic Accomplice arrange. Coordinating and orchestrating it is simple in any occasion for those unused to smart domestic course of action. It maintains neighborhood control ensuring speedy and reliable execution without depending on cloud organizations a tremendous in expansion to for security cognisant clients.


    What isolates this bulb is its Made for Domestic Accomplice arrange. Coordinating and orchestrating it is simple in any occasion for those unused to smart domestic course of action. It maintains neighborhood control ensuring speedy and reliable execution without depending on cloud organizations a tremendous in expansion to for security cognisant clients.

  48. Ali Rashid


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    Write down at least 10 tags related to this product, separated by commas. excellent


    KAUF A21 RGBWW Smart Bulb is a Wi-Fi-enabled smart light bulb that features RGB (color-changing) and warm white (WW) capabilities. It can be integrated with platforms like ESPHome and Tasmota, making it an excellent choice for smart home enthusiasts who prefer to have full control over their devices and use open-source solutions like Home Assistant.

  49. Khizar abbas


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. #KAUFA21SmartBulb#RGBWWSmartLighting#ESPHomeIntegration#TasmotaCompatible#HomeAssistantLighting#SmartHomeAutomation#CustomizableSmartBulb#DIYSmartHome#EnergyEfficientLighting#TunableWhiteAndColor


    The RGBWW (Red, Green, Blue, Warm White, Cool White) capability provides a wide range of colors and tunable whites. Whether you want cozy warm lighting for relaxation or bright, cool lighting for productivity, this bulb delivers vibrant and accurate colors. The adjustable brightness ensures the perfect ambiance for any occasion.

  50. Arooj90


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. Good flashing


    Flashing of bin files is not supported as does not support both flash and over the air flashing please do not try to flash a bin file on these bulbs

  51. Muneer


    Do you recommend it to customers? Please rate it. :
    To what extent is the language used in the product review human-written? :

    Have you used this product before? Please type "yes" or "no". Yes

    Write down at least 10 tags related to this product, separated by commas. Smart Bulb, RGBWW Bulb, ESPHome Compatible, Tasmota Compatible, Home Assistant Compatible, Smart Home Lighting, Home Automation, IoT Lighting, Wi-Fi Bulb, Color Changing Bulb


    I love how seamlessly this bulb integrates with ESPHome, Tasmota, and Home Assistant. The setup process was straightforward, and I had the bulb up and running in no time. The compatibility with these popular home automation platforms makes it easy to incorporate into my existing smart home setup.

  52. janiking


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. 1. #ESPHomeCompatible 2. #SmartBulb 3. #HomeAssistantReady 4. #TasmotaIntegration 5. #RGBWWLighting 6. #SmartHomeEssentials 7. #CustomizableLighting 8. #OpenSourceFriendly 9. #SeamlessIntegration 10. #SmartHomeAutomation


    The KAUF A21 RGBWW Smart Bulb is hands-down one of the best smart bulbs I’ve used especially for Home Assistant enthusiasts The integration with ESPHome was seamless and the setup process was straightforward It’s so refreshing to find a bulb that prioritizes open
    source compatibility giving full control without locking you into a specific

  53. Bazigarub


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. Enough energy trend bulb 💡 furniture swag wood 🪵


    I have it in my study room .. and especially south outdoor my cabin

  54. Ramzan


    Do you recommend it to customers? Please rate it. :
    To what extent is the language used in the product review human-written? :

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    Write down at least 10 tags related to this product, separated by commas. KAUF Smart Bulb RGBWW Lighting ESPHome Compatible Tasmota Support Home Assistant Ready Energy Efficient Bulb Bright Smart Lighting Customizable Colors Warm and Cool Whites Advanced Smart Home


    The KAUF A21 RGBWW Smart Bulb offers vibrant color options and warm to cool whites Compatible with ESPHome and Tasmota Made for seamless integration with Home Assistant Bright and energy-efficient Easy setup for advanced smart home control

  55. Adil Rehman


    Do you recommend it to customers? Please rate it. :
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    Have you used this product before? Please type "yes" or "no". yes

    Write down at least 10 tags related to this product, separated by commas. #SmartLighting, #RGBWWSmartBulb, #HomeAutomation, #TasmotaCompatible, #ESPHome, #HomeAssistant, #SmartHomeTech, #CustomizableLighting, #EnergyEfficientLighting,#VoiceControlledLighting


    When considering the smart light bulb world, KAUF A21 RGBWW Bulb brings changes. Here, for real customization of your setting with a good blend between brilliant RGB lights and some pleasant warm whites, will change your ambiance to have perfect lighting settings in seconds.
    What stands out the most is its compatibility with ESPHome and Tasmota, which makes it a great choice for users who are familiar with home automation systems like Home Assistant. It integrates well, and it’s really easy to use voice commands, automation routines, and even

    If you’re looking for a smart bulb that offers versatility, great performance, and easy integration with home automation platforms, the KAUF A21 RGBWW Smart Bulb is a fantastic choice.

  56. Diyyan


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. Yes


    Excellent Review: KAUF A21 RGBWW Smart Bulb with ESPHome

    The KAUF A21 RGBWW Smart Bulb is an outstanding addition to any smart home setup, especially for those deeply integrated into the Home Assistant ecosystem. Here’s why this bulb deserves top marks:

    1. Seamless Integration with ESPHome

    The bulb is designed to work effortlessly with ESPHome, making it a perfect choice for enthusiasts who value flexibility and customization. Flashing the firmware is straightforward, and once configured, it integrates seamlessly with Home Assistant.

    2. Compatibility with Tasmota

    For those who prefer Tasmota, this bulb is equally capable. The dual compatibility means you’re not locked into one ecosystem, providing excellent adaptability for diverse setups.

    3.

  57. Salman430


    Do you recommend it to customers? Please rate it. :
    To what extent is the language used in the product review human-written? :

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    Write down at least 10 tags related to this product, separated by commas. I want to post this product on Amazon


    Images: Upload professional, clear images.

  58. Noor


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. Nice, good,


    KAUF A21 RGBWW Smart Bulb, ESPHome, Tasmota, Home Assistant, Smart Lighting, RGB Bulb, Warm White Bulb, Smart Home, DIY Automation, Wi-Fi Bulb, Home Automation, Custom Firmware, Home Assistant Integration

  59. Arfatp1


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. No


    Excellent RGBWW Bulb with Seamless Integration
    I’ve been using various smart bulbs for my Home Assistant setup, but the KAUF A21 RGBWW has quickly become my favorite. The ability to control both the RGB colors and the white balance (RGBWW) gives me a lot of versatility depending on the mood I’m trying to create. The integration with ESPHome is flawless, and the bulb works like a charm with Tasmota as well.

  60. Hamzakhokhar


    Do you recommend it to customers? Please rate it. :
    To what extent is the language used in the product review human-written? :

    Have you used this product before? Please type "yes" or "no". YES

    Write down at least 10 tags related to this product, separated by commas. Tasmota ESPHome RGBWW Color Changing


    This makes the bulb an excellent choice for users who want to build their smart home system with full control and customization. Both ESPHome and Tasmota are popular open-source platforms for DIY smart devices, allowing users to integrate the bulb with their Home Assistant setup.

  61. Aamir


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. Best and fantastic


    The KAUF A21 RGBWW Smart Bulb has quickly become a standout addition to my smart home setup. Packed with features and seamless integration with ESPHome Tasmota and Home Assistant this bulb caters to tech enthusiasts who demand flexibility and control.Unlike many proprietary smart bulbs on the market the KAUF A21 is designed with DIY enthusiasts in mind. Its support for open source platforms means no vendor lock in and complete control over your data.this approach is a breath of fresh air in the smart home ecosystem.If I had to nitpick I’d love to see future iterations with Matter support making it even more versatile. However with its current features this bulb already outshines most competitors.the KAUF A21 RGBWW Smart Bulb is a must have for anyone serious about building a flexible privacy focused smart home. With its stunning lighting options seamless compatibility with ESPHome and Tasmota and flawless integration into Home Assistant this bulb is in a class of its own.

  62. Ali zohaib


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. #SmartHome #RGBWW #SmartBulb #HomeAutomation #TechReview #SmartLighting #ESPHome #Tasmota #OpenSource #HomeAssistant


    RGBWW Smart Bulb is an excellent choice for smart home enthusiasts looking for a reliable, customizable, and open-source-compatible lighting solution. However, casual users might find the setup process a bit daunting

  63. ubaidkhan0987


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    Write down at least 10 tags related to this product, separated by commas. Yes


    This makes the bulb an excellent choice for users who want to build their smart home system with full control and customization. Both ESPHome and Tasmota are popular open-source platforms for DIY smart devices, allowing users to integrate the bulb with their Home Assistant setup.thanks nice good product

  64. kashifakber


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    Write down at least 10 tags related to this product, separated by commas. 32


    KAUF A21 RGBWW Smart Bulb with ESPHome, Compatible with Tasmota, Made for Home Assistant

  65. Umar Saeed


    Do you recommend it to customers? Please rate it. :
    To what extent is the language used in the product review human-written? :

    Have you used this product before? Please type "yes" or "no". No

    Write down at least 10 tags related to this product, separated by commas. KAUF A21 RGBWW Smart Bulb with ESPHome, Compatible with Tasmota, Made for Home Assistant


    This smart bulb with ESP home is a special Red, Green, Blue, Warm White, and Cold White.
    Runs ESPHome out of the box for 100% local control without flashing, soldering, editing YAML, or hoping tuya convert works.
    Connects natively to Home Assistant without going through a cloud connection or requiring a third party App to setup or connect the bulb. ESPHome HTTP API allows use without Home Assistant.
    this bulb to integrate with my Home Assistant installation and it worked perfectly. Just screw in the bulb and turn on power and Home Assistant will recognize that a new device was installed and prompt you to set it up. I am able to add it to integrations and control all aspects of it, brightness, color temperature of white light, and change its color to anything I want all through Home Assistant.

  66. BUSINESS MAN


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. Tasmota compatible bulb, Home assistant smart bulb, Energy efficient smart bulb, Customizable smart lighting, Open source smart bulb, Diy smart home lighting, Local control dmart bulb, Kauf a21 smart bulb, Rgbww smart bulb, Esp home smart bulb, Home automation lighting


    This bulb offers an impressive blend of features making it a solid addition to any home automation project. Kauf a21 bulb delivers a beautiful range of colors from warm whites to vibrant Rgb hues. the rgb colors are vibrant accurate and provide great flexibility for mood lighting parties. If you are familiar with home assistant you will appreciate this bulb integrates offering full control and automation options without need for any cloud based services. This bulb responds reliably to triggers and can be incorporated into complex home automation setups with ease. This bulb itself is well constructed and has a sleek modern design. the build quality feels solid and bulb seems well protected against typical wear and tear. this bulb delivers an outstanding combination of features can easily be customized to fit any need. It is a fantastic choice for those who want a flexible powerful and reliable smart bulb for their home automation setup. I highly recommend it.

  67. Adil Shahzad


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. " Smart Light Bulb " RGB WW Color Changing "Esp home Compatible"Tasmota Compatible"Home Assistant Integration " A21 Bulb Size "Wi-Fi Connectivity "Voice Control Ready " Customizable Lighting " IoT Smart Home Device"


    The KAUF A21 RGBWW Smart Bulb is a highly customizable and versatile lighting solution, seamlessly integrating with ESP Home, Tasmota, and Home Assistant for effortless automation and control. With its RGB WW color changing capabilities, this bulb offers a wide range of colors and brightness levels, perfect for creating unique ambiance and lighting effects. Its compatibility with popular smart home platforms makes it an excellent choice for those looking to enhance their home automation setup.

  68. NKR


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. 1,2,3,4,5,6,7,8,9,10


    The smart bulb is an exceptional choice for anyone looking to elevate their smart home lighting experience its unmatched integration capabilities stunning lighting options and user friendly design make it a standout product for home assistant enthusiasts whether you re a seasoned smart home user or just starting out this bulb delivers on all fronts

  69. ayaz


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. Led bulbs


    Its RGBWW lighting delivers vibrant colors and warm whites perfect for any ambiance.
    Easy to set up and highly reliable it’s a must have for anyone seeking a versatile, feature packed smart bulb.

  70. makram


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. Best regards durable fantastic quality product excellent choice long lasting unique features lovely design lightweight smart technology


    Amazon a name of brand always providing you amazing quality and long lasting products always KAUF A21 RGBWW Bulb brings changes. Here, for real customization of your setting with a good blend between brilliant RGB lights and some pleasant warm whites, will change your ambiance to have perfect lighting settings in seconds.
    What stands out the most is its compatibility with ESPHome and Tasmota, which makes it a great choice for users who are familiar with home automation systems like Home Assistant. It integrates well, and it’s really easy to use voice commands, automation routines, and even so long lasting and unique features product recommended to everyone needs

  71. seali20246373


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    Write down at least 10 tags related to this product, separated by commas. Very good product


    I like the fact

  72. Salman Jopu 2314


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    Write down at least 10 tags related to this product, separated by commas. good


    good product 👍

  73. slman


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    Write down at least 10 tags related to this product, separated by commas. The Kauf a21 Rgbww smart bulb is a top choice for home assistant users. Compatible with Esp home and tasmota, it offers vibrant colors, warm whites, and seamless integration. Highly customizable


    The Kauf a21 Rgbww smart bulb is a top choice for home assistant users. Compatible with Esp home and tasmota, it offers vibrant colors, warm whites, and seamless integration. Highly customizable

  74. Taufeeq@khan


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. smart bulb, RGBWW bulb, ESPHome integration, Tasmota compatible, Home Assistant device, smart home lighting, customizable lighting, energy-efficient bulb, smart home automation, KAUF A21


    The KAUF A21 RGBWW Smart Bulb is basically a must for any Home Assistant user. Seriously versatile, it does everything with great RGB color and warm-to-cool white to really fit one’s mood or scene; easily integrable with ESPHome; works out of the box with Tasmota-flashed devices with seamless operation. It is super responsive, and the integration with Home Assistant to get full automation is really great. Additionally, it is very well made. If you like smart home tech and making changes, this is a game-changing bulb. Highly recommend!

  75. rahilubna


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    Write down at least 10 tags related to this product, separated by commas. The KAUF A21 RGBWW Smart Bulb is a fantastic choice for smart home enthusiasts. With full compatibility with ESPHome and Tasmota, it integrates seamlessly with Home Assistant for complete control. The RGBWW feature provides vibrant colors and warm to cool whites, perfect for any mood or setting. Easy to set up and highly customizable, this bulb is a reliable, energy-efficient option for those who value flexibility and advanced smart home functionality.


    The KAUF A21 RGBWW Smart Bulb is a fantastic choice for smart home enthusiasts. With full compatibility with ESPHome and Tasmota, it integrates seamlessly with Home Assistant for complete control. The RGBWW feature provides vibrant colors and warm to cool whites, perfect for any mood or setting. Easy to set up and highly customizable, this bulb is a reliable, energy-efficient option for those who value flexibility and advanced smart home functionality.

  76. haresh


    Do you recommend it to customers? Please rate it. :
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    Write down at least 10 tags related to this product, separated by commas. #KAUFA21 #RGBWWSmartBulb #SmartHomeLighting #ESPHomeCompatible #TasmotaCompatible #HomeAssistantLighting #CustomizableSmartBulb #SmartLightingSolutions #HomeAutomation #KAUFSmartBulb #SmartHomeDevices #RGBWWLighting #WiFiSmartBulb #TasmotaIntegration


    The KAUF A21 RGBWW Smart Bulb is a versatile and highly customizable smart lighting solution designed for those who use home automation systems. With RGBWW (Red, Green, Blue, Warm White) capabilities, this bulb offers a wide range of colors and adjustable white light, allowing users to create the perfect ambiance for any situation.

    One of its standout features is compatibility with ESPHome and Tasmota, making it ideal for DIY smart home enthusiasts. It is also fully integrated with Home Assistant, giving users control over the bulb through automation, voice commands, and mobile apps. The setup process is straightforward, and its flexibility allows users to integrate it into their existing smart home setup seamlessly.

    Users appreciate the bulb’s brightness, vibrant colors, and smooth transitions, making it a great choice for various lighting needs, whether for mood lighting, task lighting, or accent lighting. The ability to customize and control the bulb using automation tools further enhances its appeal.

    Overall, the KAUF A21 RGBWW Smart Bulb is a reliable and feature-rich option for smart home enthusiasts looking for a high-quality, customizable lighting solution compatible with popular home automation platforms.

  77. dileepgir405@gmail.com


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    Write down at least 10 tags related to this product, separated by commas. #KAUFA21SmartBulb #RGBWWSmartBulb #ESPHome #TasmotaCompatible #HomeAssistant #SmartLighting #CustomSmartBulb #SmartHomeTech #EnergyEfficientBulb #SmartHomeIntegration #RGBLighting


    The KAUF A21 RGBWW Smart Bulb is a versatile and customizable smart lighting solution designed for tech-savvy users. Fully compatible with ESPHome and Tasmota, this bulb is perfect for those who use Home Assistant and want complete control over their smart home ecosystem.

    Offering RGBWW lighting, it allows you to create the perfect ambiance with a wide range of colors and warm-to-cool white tones. Its A21 design ensures compatibility with most standard fixtures, and the bulb’s seamless integration makes it a top choice for anyone looking to personalize their lighting setup.

    Ideal for advanced users who love automation and customization, the KAUF Smart Bulb combines flexibility, efficiency, and robust compatibility to meet all your smart lighting needs.

  78. nidakhan


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    Write down at least 10 tags related to this product, separated by commas. Good


    automation project. Kauf a21 bulb delivers a beautiful range of colors from warm whites to vibrant Rgb hues. the rgb colors are vibrant accurate and provide great flexibility for mood lighting parties. If you are familiar with home assistant you will appreciate this bulb integrates offering full control and automation options without need for any cloud based services. This bulb responds reliably to triggers and can be incorporated into complex home automation setups with ease. This bulb itself is well constructed and has a sleek modern design. the build quality feels solid and bulb seems well protected against typical wear and tear. this bulb delivers an outstanding combination of features can easily be customized to fit any need. It is a fantastic choice for those who want a flexible powerful

  79. Parveen


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    Have you used this product before? Please type "yes" or "no". Yas

    Write down at least 10 tags related to this product, separated by commas. It's good product


    The KAUF A21 RGBWW Smart Bulb is a fantastic choice for smart home enthusiasts! Its seamless integration with ESPHome and compatibility with Tasmota make it incredibly flexible for custom setups. Designed specifically for Home Assistant, it offers smooth automation and responsive control. The RGBWW lighting delivers vibrant colors and warm to cool whites, perfect for setting any mood. Setup is straightforward, and the build quality feels premium. If you’re looking for a reliable, customizable smart bulb, this one is hard to beat!

  80. mahamalik


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    Have you used this product before? Please type "yes" or "no". Yess

    Write down at least 10 tags related to this product, separated by commas. # recommended # 100 percent


    Best quality for room bright light one bulb design full room shiny

  81. mahamalik


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    Have you used this product before? Please type "yes" or "no". Yess

    Write down at least 10 tags related to this product, separated by commas. #bright#bulb#shiny room


    A product that will give light your room it’s light is very far going that’s highly recommended byy us you must usee it

  82. M Kashif


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    Write down at least 10 tags related to this product, separated by commas. kauf a21, rgbww smart bulb, esphome, tasmota, home assistant, smart lighting, led bulb, home automation, DIY smart home, color changing bulb, energy efficient lighting, remote control lighting


    the bulb offers smart features such as remote control via home assistant scheduling and automation its a great addition for those looking to enhance their smart home setup.

  83. Shahrukhsultan44@gmail.com


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    Write down at least 10 tags related to this product, separated by commas. RGBWW Smart Bulb with ESPHome, Compatible with Tasmota, Made for Home Assistant Rated 4.89 out of 5 based on 81customer ratings(82 customer reviews)


    Transform your home lighting experience with the riverw noRGBWW Smart Bulb, designed to integrate seamlessly with modern home automation systems like Home Assistant. Whether you’re a DIY enthusiast or a smart home veteran, this bulb offers the perfect balance of simplicity, power, and flexibility.

  84. Mahapara


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    Write down at least 10 tags related to this product, separated by commas. Good quality


    Smart Home Essential
    “Fantastic smart bulb! Easy to set up with ESP Home and integrates seamlessly with Home Assistant. RGBWW color options are vibrant and adjustable. Highly recommend

  85. khano1


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    Write down at least 10 tags related to this product, separated by commas. 1. Smart Bulb 2. ESPHome 3. RGBWW Lighting 4. Home Assistant 5. Tasmota Compatible 6. Wi-Fi Lighting 7. Smart Home Automation 8. Custom Firmware 9. Energy-Efficient Lighting 10. Voice Control Integration


    The KAUF A21 RGBWW Smart Bulb is a versatile lighting solution designed for seamless integration with Home Assistant. Pre-flashed with ESPHome, it ensures 100% local control without the need for additional flashing or soldering. Users commend its vibrant color reproduction and straightforward setup process. The bulb is also compatible with Tasmota firmware, offering flexibility for various smart home configurations. Its slightly larger A21 shape with an E26 base fits most standard US fixtures. Overall, it’s an excellent choice for those seeking customizable and locally controlled smart lighting.

  86. Amir Sultan


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    Write down at least 10 tags related to this product, separated by commas. ##########


    The KAUF A21 RGBWW_Smart Bulb is an outstanding choice for anyone looking to upgrade their smart lighting setup From seamless integration with esp home to full compatibility with Tasmota and Home Assistant this bulb excels in delivering a customizable efficient and users friendly experience.

  87. rimsha bibi


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    Have you used this product before? Please type "yes" or "no". No

    Write down at least 10 tags related to this product, separated by commas. smart bulb, KAUF A21, RGBWW smart light, ESPHome compatible, Tasmota smart bulb, Home Assistant lighting, WiFi LED bulb, smart home automation, voice control light, energy-efficient smart bulb


    This bulb is very good light is very extractive I really excited for this is very high quality bulb I recommend All of you 💯💯😁

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Vendor Information

Vendor: RaterPulse

Rating: 4.89 rating from 58495 reviews

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