1. Perfect for decorating weddings, birthdays, parties. Great for romantic night lamp and decoration light use!! 2. Very romantic night, full of sincere gift 3. Powered by 3 x AA batteries (Not Included) or USB cable (Adapter not include). 4. This is a new popular cosmos Star Projector lamp, it can help you put the universe back home, give you a piece of the sky changes color, without need for you to find the field, rotate its base, there will be different colorful space, find the constellation that you belong to.Specifications Material: ABS Switch Type: 3 Push-Button Voltage: 5V Light Source: 4 LED BulbsUser Manual:You can choose the different power operation methods, USB Cable or Batteries: 1. Insert 4*AAA batteries into the battery holder with 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. Three Modes: A mode: The Nightlight light (warm light) Press A again would shut off A Mode. B mode: 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. C mode: It is to control the rotary switch (rotate or do not rotate freely chosen) Note: Press C again would shut off the rotation. Note: 1. Please note that the USB Cable and the Batteries can not be used at the same time.Package Content1 x Star Projector 1 x USB Cable 1 x User ManualProducts from He Wei's store