16 Million DIY Colors: Govee smart light bulbs own millions of color and 30 preset scene modes, you can explore your favored one or pick one suits your moods most, bringing yourself a really fantastic lighting experience, (Working Voltage: AC120V) | Music Sync: The brightness and color of our led bulbs will change simultaneously when ambient sensed by your phone.(please enable microphone permission on your phone). Exciting music beat and dynamic colors will create you a real entertaining world. | Smart Control: Govee color changing light bulbs make it possible to control your bulbs with simple voice commands. And you'd also feel free to turn your LED light bulbs on/off, adjust brightness, or change the colors, set scenes via Govee Home App. | Group Control: Wanna manipulate your smart light bulbs and other Govee smart products at the same time? Just need to set scheme and and add them in, then they can be controlled together(please connect you bulbs with stable 2.4Ghz WiFi). | Timer and Schedule: Applying the smart light bulbs to your daily routine now is easier than ever, with timer function and modes like Sunrise & Sunset, you can set your bulbs to brighten when you wake up, and gradually dim when you fall asleep.