Specification1. WiFi+Bluetooth/Bluetooth 3-button controller with microphone2. 20/50 lamp beads3. DC to USB cable4. 24key remote control5. 20CM spacing between two lamp beads Occasions: Amazing for home, bedroom, window, kids room, garden, dorm, attic, patio, porch, banister, bistro, bar, party, cafe, school, birthday, wedding, anniversary Sync to the Music With built in microphone on controller, just enjoy the dynamic color beating to the music rhythm, no worry about remote lost or can not be found Remote Controlling: A variety of shapes, single color or multi-color, brightness, music synchronization, mode loop and sequence setting options for your customization Voice Control: Smart Christmas lights compatible with Alexa and Google home, you can use simple voice commands to turn your globe fairy lights on or off, set color, dim them brighter when your hands are busy. Timing control Easily set schedule for your smart led strip. Customize your home light system, like setting lights to come on at dusk or turn off at sunrise. Product Usage These decorative fairy star string lights are perfect for Christmas tree, New Year, wedding, birthday, bar and home decoration. The twinkling star lights are waterproof and soft, and can be wrapped around plants, railings, fences, and tents