Galaxy Star Sky Projector: Star Sky Ceiling Projector is a great mood maker, you will feel like you are in outer space when the whole room is filled with flowing colorful starry sky, it is wonderful and unforgettable, the hypnotic atmosphere will fascinate you or relax you in a soothing sensory environment. 13 Color Modes: 4 LED Beads (red, green, blue, white) combine to create 13 light effects different. Bring the Milky Way and the Moon into your room, and drift off to dreamland in your own colorful world. The star sky projector can provide a fantastic, beautiful and serene ambiance to your room. Adjustable Brightness and Speed: The galaxy projector has 5 brightness levels (100%-80%-60%-40% -20%), which can be adjusted at any time according to your needs, so you no longer have to worry about too much or too little brightness disturbing your sleep. The ceiling projector also has 3 flow speed levels (fast, slow and fixed) to meet your needs in different scenarios. USB Powered and Ease