Easy to UsePlug-and-play design can automatically control light color and flashing according to streamer and sound without switch. Plug the ceiling outlet into any USB connector for home decor, car decor, computer USB standby, power supply and wall charging with the USB connector. [Waterproof Safety] The inner LED lampshade is fully waterproof, protecting the lamp beads from moisture, and has surge protection and memory functions. Low heat, low power consumption, touch, child safety, lifespan over 10,000 hours. Multi-functionThis USB night light can be used for interior decoration and car decoration . A great festive atmosphere designer for birthday parties, friends/family parties, disco parties, dance parties, wedding shows, holidays, Christmas, DJ bar, Xmas, car, camping, outdoors. This star can be used as a special gift for a friend or as a Christmas present.