2 in 1 Star Light Projector - The star projector can release breathing green stars and multi-colored ocean wave lights.It has 4 colors (R, B, G, W), you can decide to display solid color or mixed color.The night light projector can show you aquatic ocean atmosphere and shining stars for you!These two projection effects that 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 to create 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 accidentally fall asleep due to the soothing lights and forget to set the timer. This star projector has 3 brightness levels (30%, 60%, 100%), which can be freely adjusted according to your preferences for you and your baby to create a wonderful sleep around the 360° rotating nebula light& Remote Control -The rotating sky projector can offer you static or floating nebula display.It will create thousands of stunning stars and slowly moving colorful clouds.This galaxy light projector also comes with a remote control, which can adjust the speed, colors and brightness to create the lighting effects you like Unique Gift for Family & Friends - LED Galaxy Night Light is the perfect gift for adults and children!You can use it in many occasions like home theater, friends gathering, relaxation, night light, romantic dinner, etc.It is suitable for children to create a pleasant and relaxing bedtime.It is also suitable for adults to organize a fun party