Size: 20 12.7 12.7 cm 1. "Starry Sky Projection Light": Newly upgraded 4-in-1 theme mode design, 4 different projection films, Xingyue / Underwater World / New Universe / Carousel, remove the inner film, close the top cover, it is also a night light. 2.? 8-color mode night light? :4W wick, which can achieve better projection? The projector supports 8 color light modes. You can choose the right light mode and transparencies to create the ambience you like. It all depends on the projection theme you use. 3. ?360 degree rotating children's room ceiling lamp?: The light projector can rotate the base to create a dynamic and colorful space, giving you a romantic feeling. This is amazing for babies and children. There are 3 buttons on the front of the night light, you can choose different color display, light rotation and light mode. 4. ?2 Power Modes?: The night light projector can be powered by 4 AAA batteries (not included) or a USB charging cable (included) 5 V / 1A DC. You can take it outside or just decorate your living room.