3 Auto Off Timer Options Freely set 1H, 2H auto-off timer to shut off automatically after preset time. 10 Lighting Modes 4 light colors and star light combine to 10 multicolor lighting modes, form a romantic and peaceful atmosphere for your house or leisure. Dance with Music You can choose your favorite music via phone Bluetooth or USB disk. Galaxy projector will flickering with Rhythmic music and bring you relaxation. 4 Brightness Levels Designed with 4 brightness levels and ocean wave speed adjusted, this night light can be freely adjusted with your preferences to make the wonderful surroundings. Remote Control Use the remote control to adjust the colors, brightness and rotation speed for the projection effect you like. Star or nebula effects can be projected simultaneously or separately.