2 in 1 Starlight Projector - The star projector can release breathing green stars and multicolor ocean wave lights. It has 4 colors (R, B, G, W), you can decide to show solid color or mixed color. The night light projector can show you aquatic ocean atmosphere and shining stars for you! These two projection effects which can work at the same time or work separately. Bluetooth speaker & Sound Activated - The Galaxy Light Projector has a built-in Bluetooth music speaker. Not only can be connected via Bluetooth, but also a USB flash drive can be connected via the USB port to play the music you like. The latest sound-activated twinkle mode makes the ocean wave lights change color with the beat of the music. This is a super cool feature that is very entertaining and works well for creating a disco or party effect Auto Off Timer & Adjustable brightness - You can set a timer to turn off the star ceiling projector after 1 or 2 hours. It will also automatically turn off after 4 hours if you
