?[ Multi-Function ] : 2-in-1 Design,Come with Ocean World & Star Moon 2 projector films,Install one of the two films,it is a beauty Starry / Ocean night light projection lamp.Remove the films and close the top cover,it is a little bedside night light; Kindly note that do not use the two projector films at the same time,Please take out 1 before use,it would be great for projection effect. ?[ Easy Control ]:There are 3 Buttons under; Right button:Power Switch ; Middle button:Light Color Conversion Button, to change the 8 kinds of different lighting effects,turn off the multiple light over 3 Seconds ; Left button : Sun light mode and Light Rotation Button, rotating by pressing once ,press twice to open the warm light,press 3 times to turn off rotation,press 4 times to turn off the warm light; ?[ Quiet & Relaxing ] : Quiet,Rotates Silently ,Projects Star Moon Space/Undersea world pattern on the wall or Ceiling, move around you,it looks like you stay in the ocean /Star Sky , the changeable romantic nightlights will ease your bad mood or mind, you can enjoy the relaxing starlight in a quiet environment. ?[ Power Supply ] : USB cable (with package ) or 4 Pieces AAA batteries (not included) ,Warm tips: Please don't use the batteries and USB cable at the same time, or it may damage the product. ? [ Perfect Gift ] : Star Projector Lights for bedroom. Ideal for kid's bedroom,infant room,nursing, dancing party, wedding ,home decoration, gift for birthday, Christmas, Children's Day. It is an interesting gift for your Kids Children girls boys, showing a magic star Sky and amazing under sea world to them.