Brainstorm Toys Deep Space Home Planetarium and Projector High quality slide projector will project a clear image up to one metre wide in a dark room Project 24 colour NASA images from 3 interchangeable slide discs with 8 images per disc Rotating star or constellation patterns projected onto walls and ceiling Transform your room into an outer space light show or add the night light dome to convert into a cool night light Requires 3 x AA batteries (not included)