Bright, clear, long life:Built-in yellow, red, blue, green, four bright LED lights, cool projection, romantic. Clear intelligent control design:Multiple light color, effect switched, the rotation control light, let the projector effect is not monotonous. Arbitrary. Romantic projection pattern:HD, Creative pattern projection; nice gift for children,sister,and girlfirend. Night light function:Grind arenaceous chimney ,Cover the lamp shade change to sleep night light.Can be used as night light when sleep.bring romantic light to dark room. Battery Powered/USB 2 kinds of power supply:use battery-powered 7 when go out , usb cable when at home; enjoy the romantic projection and feel the romantic atmosphere with your lovers .