Features:-Combining colorful nebulae, stars and bright moon, it seems as if the real starry sky covers your room, providing you with an immersive starry sky experience.-There are 7 color combinations available, including red, green, blue, red-blue, red-green, blue-green, and red-green-blue. You can also freely adjust the rotation speed and brightness to display only the nebula, stars, or the moon.-It can be controlled by buttons or remote control. It also has an intelligent timer function, which can be set to automatically shut off after 1h/2h.-There are four adjustable projection angles (30°/45°/60° and flat), so you can choose different projection angles according to the scene.-Suitable for bedroom, living room or game room, etc., to create a u.