Starry sky projector lamp: 360 degree rotation, with 4 projection films, starry moon, underwater world, universal flatness, carousel offering a fantastic moving starry sky, for a soothing and romantic light effect. 8 nightlight color modes: 4 wicks of 1 W for better projection. With warm white, red, green and blue LEDs, the projector supports 8-color lighting mode. Remove the inner films and close the top cover, it is also a small night light. - Two power supplies: The projector lamp works with 4 AAA batteries or DC 5V USB cable. It can be connected to computer / laptop or USB power adapter. ? The battery is not included. Use the tool to remove the screw, then open the battery compartment cover. - Many modes by simple control: right button is the main button; the middle is the color light (8 modes are set arbitrarily, long press to close 3 seconds) and the left button is the warm / rotate light (rotate - warm light - turn off - turn off warm light). Wonderful gift: It seems that the