Multifunctional lights: It is not only star projector, but also a night light. This star projector can project a beautiful starry sky on your wall, creating a pleasant and relaxing atmosphere for your children to enjoy a comfortable and relaxing sleep. 4 romantic lights +17 lighting modes: 4 LED hot beads, blue, green, red lights 17 Colorful flash mode, choose what you want. A warm light or a removable spotlight is going to be used as a night light in the bedroom. 3 working modes: warm night mode (press button A and press again to turn it off), change the light color mode (use B button red, green and blue), rotate light mode (press C button rotate the light). 2 power modes : 4 AAA batteries (not included) which can support power generation or USB cable (included) connected to adapter or laptop USB port. Energy saving and environmental protection. What we offer: Please feel free to email us if you have any concerns or questions about the starry sky projector. The properties: Easy operation, powered by 4 AAA batteries (not included) or USB cable. Rotates 360 degrees and offers a fantastic starry sky.Built-in 4 new generation LED beads which have a much clearer projection on walls or ceilings. Ideal baby night light projector for nursery, nursing, wedding decoration, birthday gift, children's party, Halloween. Key description: Key A: night light switch. (To turn off the night light: press and hold button A for 3 seconds.) Button B: Switch between bright colors white, red, green, blue or multiple colors. (Turn off the colored light: press and hold the B button for 3 seconds.) C key: It controls the rotary switch. Rotate or not as you wish. Nightlight: Simply twist the lamp cover and remove the black film from the lamp. Then press the A button to use it as a desk lamp or night light. Tips: Please remove the white plastic dome to get a projection. Please do not use the USB cable and batteries at the same time. The LEDs are super bright, please do not look directly into the lights to avoid eye damage. If you want to see the lights, please cover the white lamp cover. How to set the 17-color light modes? The first step is to press button A - Turn on the yellow light Press button B to adjust the light. Press button C to control the rotation. 1. yellow light 2. yellow red light 3. yellow green light 4. blue yellow 5. light green red yellow 6. light green blue yellow 7. lu