MATTER-CERTIFIED, ENHANCED COMPATIBILITY: Easily controlled via voice command or mobile app with amazon alexa, google assistant, apple homekit, and samsung smartthings, supports 2.4GHz wi-fi only, matter-compatible platform required, not compatible with the sengled home app EXCLUSIVE AMAZON ALEXA SIMPLE SETUP: Select “link to your alexa” for the easiest setup experience, if you have already set up a matter-compatible echo device, power it on, Note: please update your alexa app and echo device before installing the bulb, say, “alexa, check for updates.” then, just power on the light bulb, open the alexa app, and get started in minutes as you get notified “first light bulb found" otherwise, add the smart bulb directly from the alexa app, if prompted, scan the QR code included with the product packaging BRIGHT AND ENERGY EFFICIENT: 800 Lumens makes it brighter than many bulbs with the same wattage, but at only 9 watts, has a reduced environmental impact, saving up to 85 percentage of energy usage without losing brightness or colour quality HANDS-FREE VOICE OR APP CONTROL: Conveniently use voice commands or mobile app to easily control the lights, like adjusting brightness or colours, creating groups to control multiple lights at once, and routines to automate your schedules AWARD-WINNING INNOVATION: From Sengled, the smart lighting expert, we’re the proud winner of 17 industry awards, including multiple CES innovation awards, as seen in major publications and backed by sengled’s 1,100 global patents and 2-year warranty