Enclosure Rainbow Projector Light, Mini Portable USB Rechargeable Night Light for Taking Pictures (Pink). Product material ABS plastic.UUSB power supply: 5V 1APower consumption: 100mA/hBattery capacity.1200mAProduct size: 130mm118mm*54mmPacking size: 17*16.5*6cm1. The battery life is up to 12 hours, and the charging time is 3-4 hours.2. The red light is on, it means charging, and the green light is on, it is fully charged.v3. The built-in protection circuit can be connected to the power supply for a long time. The A button has no timing function, and the B button corresponds to the rainbow function. It will automatically turn off after 2 hours of power on. There are 2 modes: 2 rainbow modes.Multicolor rainbow pattern and monochrome gradient pattern.Using the principle of optical refraction, it is easy to bring the rainbow home.