Operation Manual You can choose the different power operation methods USB Cable or Batteries 1 Insert 4 AAA batteries into the battery holder with the correct polarity then recover the battery cover 2 USE IT AS A LAMP YOU NEED TO PUT THE LID ON IF YOU WANT IT TO BE A PROJECTOR JUST TAKE OFF THE LID 3 4 Model Mode A The timer can be set from 5 minutes to 95 minutes which give you free selection for your kids sleep time Mode B It is to control the rotary switch rotate or do not rotate freely chosen Note Press again would shut off the rotation Mode C Switch for the light color monochrome light or colorful light overlay Note Press B Button 9 times in a row The model B would shut off Mode D The Nightlight light warm light Press A again would shut off this model Note 1 Please note that the USB Cable and the Batteries can not be used at the same time Features It could auto shut off after you set the time and it would not disturb your sleep anytime Ideal for decorating wedding birthday parties A romantic night lamp and decoration light use This is a new cosmos Star Projector lamp which help you put the universe back home give you a piece of the sky changes color without need for hard to find the field rotating its base there will be different colorful space find the constellation that you belong to it Convenient timing function SCOPOW star night light create the LED timer for babys sleep at dark night alone without worrying the time to shut off t