Specifications Material: ABS Switch type: 3 buttons Voltage: 5V Light source: 4 LED bulbs You can choose different power operation methods, USB cable or battery: 1. Insert 4 AAA batteries (not included) into the battery holder with correct polarity, then close the battery cover. 2. To use it as a lamp, the lid must be closed. If you want it to be a projector, just remove member 3. Three modes: A mode: Nightlight (warm light) Press A again to turn off A mode. B mode: Switch light color (monochromatic light or color overlay). Note: Press the B button 9 times continuously and the B type will turn off. C mode: Rotary switch (free choice to rotate or not rotate) Note: Press C again to turn off rotation. Note: 1. Please note that the USB cable and battery cannot be used at the same time. Package Contents 1 x Star Projector 1 x USB Cable 1 x Manual