Duafire Ocean Daren Sea Waves Projector Lamp, MP3 iPhone Speaker LED Night Light, Multicolored Plug it in, angle it at the ceiling, then the light will be full with your room or bathroom It can be adjust from 0-30 degree so that the room will be full with light projection It comes with timing dormancy function and will be turn off automatically after one hour so you can Enjoy the replaxing animation when you go to sleep it is energy saving