Space Dog Galaxy projector can cycle through Red, Green, Blue, White options, they can display by separation or combination with stars. The remote control is convenient to adjust 4 rotation speeds, 4 levels of brightness, 21 light effects, play white and sound activated mode. The galaxy projector in the children's room is pre-installed with eight different types of white twinkling stars, summer nights, streams, waves, birdsong, rain, lullabies, and bonfires. Use the children's Space Dog light projector as a soothing tool to help you and your baby fall asleep more easily. The star projector built-in a 5.0 music speaker, you can connect to the galaxy projector Galaxy light through Bluetooth, and enjoy your favorite music. In sound-activated mode, lighting effects flicker as the music beats or claps, creating a fun and energetic party atmosphere. Space Dog's head and body are magnetically connected which is easy to adjust the projection angle, casts any angle of light you like, you can use the astronaut light projector on many occasions, such as home theater, friends party, relaxing, night light, romantic dinner, etc. The head of the dog is fixed to the body by magnets, so it can rotate freely up and down, left and right. When you turn it on star projector night light, the projected nebula can easily cover the ceiling of the living room and bedroom. This night light projector can be set to off at 1/2 /3hour timing. It will shut down after 4 hours of working without a timer setting.