1.[Magic Sleep Music Star Projector] The Galaxy projector in the children's room comes pre-loaded with eight different types of white noise: twinkling stars, summer nights, streams, waves, birds, rain, lullabies, and campfires. Use the Children's Astronaut projector as a soothing tool to help you and your baby fall asleep more easily. 2.[21-color Star Projector Light] This star projector has been upgraded to a 4-in-1 version with water ripples projector, Bluetooth speaker, white noise machine and luminous light. Now, the astronaut projector uses a dual projection lens that can project water waves and stars of water waves in 21 colors, creating a soothing musical atmosphere for you to enjoy the beauty of nature. 3.[Bluetooth sound to make your party more exciting] Built-in star projector with 5.0 music speakers. You can enjoy your favorite music via the Galaxy Light, which connects to the Galaxy projector via Bluetooth. In sound activated mode, the light effects will flicker to the beat or beat of the music, creating a fun and vibrant party atmosphere. 4.[360 adjustable projection Angle] The head and body of the space dog are magnetically connected. Easily adjust the projection Angle and cast light at any Angle you like. This space light projector can be used for a variety of occasions, such as home theater, friends party, leisure, night light, walking dinner, etc. 5.[Remote Control and auto-off timer] This star projector comes with a remote control that allows you to turn the lights on/off, adjust the brightness, change the lighting mode, speed, music and volume. This Galaxy projector also has an auto-turn off timer that you can set to turn off after 1 or 2 hours. If you forget to set the timer, it will turn off after 4 hours, but you can turn it back on if you want to continue using it.