<p>Quality stores at your service Lamp: 9W, 810lm, RGBCW stands for RGB plus white (2700-6500K) dimmable. There are 16 million colors to choose from. Brightness, temperature and saturation are adjustable. With just one bulb, you can explore limitless lighting options to suit your needs. Voice command, app: Compatible with Google Assistant Alexa Echo Dot voice control. You can also use Smart Life app (Android and iOS) to remotely control bulb anytime via tablet\/smartphone. Scope of delivery, lamp * 3 Planning and customization: Easily configure your Smart Bulb plan. Customize your home lighting system to easily achieve home automation. For example, to turn lights on at dusk or turn lights off at sunrise, you can also use a command to control smart bulbs in groups. Widely used: Set a variety of scene modes that can be applied with just one click on smartphone app. This is very suitable for indoor lighting, hotels, meeting rooms, restaurants, bars, cafes, Christmas decorations and birthday parties. CE, FCC and RoHS certifications. EASY INSTALLATION, NO HUB REQUIRED: Installation is very easy with the detailed instructions in the video and manual. is a smart lamp technology that offers a variety of light sources, including white light which is not harmful to the eyes. RGBCW (RGB, white, warm white). In other words, it is closer to white light and healthier for humans than RGBW lamps. bulb also covers the full range from 2700K to 6500K. any color is adjustable. You can use this bulb in restaurants, bedrooms, offices, etc. Since it has a particularly healthy white light which is very different from RGB or RGBW lamps, it is not only an ideal choice for parties or gatherings, but also a perfect choice for learning. Performance: 9W (corresponds to 75W) Brightness: 810lm color : RGBCW (RGB, Cool White, Warm White) Color Temperature: 2700-6500K Dimmable: Yes Compatible Wi-Fi Type: Only compatible with 2.4 GHz Wi-Fi Compatible System Types: Android and iOS Lighting Angle : 270 Degree Input Voltage : Lifetime AC100 to 240V: 20,000 hours Easy installation Provide detailed French instructions for easy installation Seller reminder. 1, the size is manual measurement, please allow error (1-3cm). 2, Due to different monitors, some items may have errors, please refer to the actual product. 3, After receiving the package, any dissatisfaction, please contact me first, do not easily leave negative feedback, thank you, good afternoon. </p>