Shell Rainbow ProjectorProduct material ABS plasticUSB power supply: 5V 1APower consumption: 100mA/hBattery capacity. 1200mAProduct weight: 168gProduct size: 130mm118mm*54mmProducts include: shell rainbow light, data cable, manualUse occasions: bedroom, living room, hotel, exhibition hall1. 12 hours of battery life, 3-4 hours of charging2. The red light is on, it means charging, the green light is on, it means it is fully charged3. The built-in protection circuit can be connected to the power supply for a long time.4. The A button has no timing function, and the B button corresponds to the rainbow function, which will automatically turn off after 2 hours of power on 2 MODES: 2 rainbow modes. Multicolor rainbow mode and monochrome gradient mode. Use the principle of optical refraction to easily bring the rainbow home. 5 LED BEADS: 5 LED Beads of Yellow light, Blue light, Green light, Red light, Pink light. They matchs with 2 Push Buttons, choose the color you like. The size of the rainbow can be changed by the degree of opening and closing of the lid USB CHARGING: Built-in 1200mAh battery, USB fast charging, charging 3-4 hours, can last for 12 hours. It is compatible with most computers, laptops, power banks and other devices with USB output. It's so convenient! PROMOTE SLEEP: Children Projector Night Light create an ideal sleep environment for children, get closer to the moon and stars, give your kids a good night's rest with this night light for kid's room, relax and calm, it's wonderful night lights and great toys for kids.