Silent Auto Off Timer: The galaxy lamp of this star projector works noiselessly, and it has a timer off function, so you don't need to worry about forgetting to turn off the space projector. The galaxy light creates a warm and quiet sleep environment, helping you and your child to fall asleep 13 Projector Discs: This galaxy projector for the bedroom comes with 13 interchangeable movie discs covering the solar system, the Earth, the Moon and the , as well as , the Andromeda Galaxy and the Small Magellanic Cloud HD Projection: The solar system projector adopts advanced multi stage wide angle glass lens and supports 4K Ultra HD projection. Rotate the top focusing head to adjust the image clarity, projection distance from 6.56 to 9.84 feet, can be rotated 360°, throw to ceiling, wall, floor Suitable for Various Scenarios: This projector can be used in bedrooms, children's rooms, game rooms, home theatres, etc. It can be placed on walls and ceilings for room decoration, thus creating the appropriate ambience Practical Presents: The starlight projector is suitable as a present for friends, lovers, family members and children on birthdays, weddings, anniversaries, Children's Day, Christmas and other occasions, with certain practical value and commemorative significance