Description:You can project a beautiful rainbow in your room， a brilliant rainbow is projected across your walls and ceiling.Auto shut-off after 10 minutes， when your kids fell asleep， don't worry the rainbow light is on all nightPowered by 4*AAA batteries (NOT INCLUDE) or AC adapter (include 1m USB cable)Turns on with the push of a button with 2 modes， mode1 the LEDs will be lit one by one， mode2 all will be lit one time5 Colorful LED bulbs， High quality and good workmanship