Color changing: The rainbow effect can be obtained by changing from one color to another, once you plug in the light, it will automatically turn on and change multicolor automaticallyUSB Powered:Never worry about running out of power anymore, can connectwith desktop laptop MacBook Pro Apple laptop computer via the included USB port, it emits very nice and colorful LED lights that can create a very homey feel in the room Ambience.Material and Size: Material is acrylic, product height is 4.33 inches(11 cm), Voltage: DC 5.0V, Current: 90mA.Can be used anywhere: desk, tiled walls, windows, home, office, car, it won't fall off. With this mini tree you can decorate your table, windows, walls, it's small but beautifulPopular Christmas Gifts: A greatgift for your kids, family, lover and friends for a colorful Christmas holiday every day.