LED rechargeable light portable emergency light led emergency lamp with usb charge

Overview* Power: * Touch button power switch * USB output charging function (5V, 1A) * Charging status indication: Red light when charging, green light when fully charged * Overvoltage protection * Low-voltage protection * Lighting: * Three lighting modes: One tube, two tubes, both tubes off * Dimmable brightness * Long press the touch button to gradually adjust brightness * Runtime: * One tube: 4 hours * Two tubes: 3 hours Cautions * Charge the product for at least 4 hours before first use * Recharge the product every three months if not used often * Use a 5V charger with a 5V micro-USB port * Children should use the product under adult supervision * Do not stare directly at the light source * Follow the instructions carefully * Do not disassemble the product