1.4K definition projection with 13 precision slides includes the solar system, the earth, the moon, the, the, the composite panorama of the, the Andromeda Galaxy, NGC4302 NGC4298, the observable universe, M60UCD1, The Nebula, Mystic Mountain and the Small Magellanic Cloud. These realistic discs of the movie will take you into a fantastic cosmic world Safe and eco friendly material Made of ABS material that is safe and environmentally friendly The surrounding is smooth and burr , which will not hurt hands The light emitted is extremely soft and will not cause harm to the human body Silent rotation on the center axis Uses a silent motor to rotate slowly, so it will not disturb your rest and can help you fall asleep faster The flow of star trails creates a scene like the real universe in front of you The timer can be set to turn off after 1 or 2 hours or the default of 4 hours to automatically turn off Large projection mask Supports 360 degree rotation and can project stars and the solar system on walls, floors and ceilings Projection distance is adjustable from 1.5 m to 5 m to adapt to different floor heights When the product is 3 meters from the projection surface, the projection area is 12.5 square meters, and so on Use scenarios Bedroom night light and sleep aid for both kids and adults Educational exploration for astronomy and science learning at home Ambient decor for living rooms, home theaters, study spaces or a themed party