Music Starry Night Sky Projector Novelty Led Nightlight Star Moon Porjection Colorful Lamp For Kids, Powered USB Cable Or 3AA Battery(Random Color) It can be powered by the included USB cable, and also 3AA batteries, the batteries are not included, please use normal ones but not rechargable ones. Decorate your room, house, a special nice one for kids and friends. help you get romantic holiday atmosphere. It is not only give your child universal Astronomical Science and enhance the capacity of good assistants hands.But also give you the couple to create a romantic surprise. This creates a larger, more brilliant light show for your viewing entertainment. Auto flashing star and Moon Porjector, Rotate Mysterious space with Music