Home.Co - Star Master Projection LampThree Working Modes for night light projector : Mode A, Powers the light On and Off. Mode B, Cycles through colour options and turns on blue purple stars over the yellow. Mode C, Turns on the rotating motion option and make stars and moon spinning on the ceiling and wall. Two Functions for baby night light : Constructed with the removable white dome, you can make it operate as a night light or have a romantic projection show of the moon and stars!