LED Star Projector Light Galaxy Starry Night Lamp Sky Laser Rotating Bedroom-B Project the stars and moon spinning on the ceiling and wall, rotates as the stars light up. - Non-Project by putting the cover on and make it a night light or regular lamp. - Perfect gift for a child's bedroom or anywhere else you'd like colorful projected stars like decorating wedding, birthday and parties. - Operation Manual:There are 3 buttons on the front A, B and C.1. Button A: Switches on the control for "night light." This provides a fairly dim, warm lighting that would be great for sleeping with. Pressing it once turns it on and pressing it again turns it off.2. Button B: Switches through the varying color options. There are a slew of different color options, which is great, it allows for a degree of personalization as you can choose the color scheme that you like the best.3. Button C: Allows you to switch on the rotation, which makes the product more fun. - Description:Voltage: DC 5VProjector Size: 13 x 13 x 14.5cm - Weight: 280g - Material: ABSSwitch Type: 3 Push-Button - USB Cable Length: 3.5ft - Light Source: 4 LED Bulbs (0.8w Warm light, 0.5w blue light, 0.5w Green light, 0.5w Red light)Power Requirements: USB Cable(included) / 3 x AA batteries (not Included)1 x Star Light LED Projector1 x USB cable1 x Manual Instruction(does not include other things in the picture)