Everybody has to love rainbows, I mean what is there not to like? With the Uncle Milton Rainbow in a Room, all you have to do is wave your hand, and you can make a rainbow come in your room. The awesome rainbow projector, displays brilliant colors across your walls and your ceiling. It makes anywhere a happier place. It has an auto-shut off feature, and it only requires four AAA batteries they are not included). The package also includes a window prism for actual daytime rainbows. There is also a jack for an optional A-C adapter the is adapter not included. Whether it is a fun toy or something that relaxes you, and helps you sleep, the Rainbow In My Room is an awesome gift. It just transforms everything into a magical place! According to satisfied customers, the light that comes from the toy is creates a nightlight on its own. So what are you waiting for, get the Uncle Milton rainbow in My Room and make your life a happier place.