YWXLight LED Induction Headlight USB Charging Outdoor Waterproof Strong Light Fishing Aluminum Flashlight Headlight (Headlight+2xBatteries)

Parameter:LED: Leites lamp beadsPower: 5WLife: 50000hBattery: 18650 lithium batterySwitch: Press the bright light once and press the gesture sensor twice (with the hand within 10cm of the headlight).Life time: depending on battery capacityMaterial: aluminum alloySize: 87*33*30mmCharging: USB interface charging functionPower: 500mAhInstructions for use1. Check the battery: make sure the battery has been charged and installed in the correct direction.2. When using please choose according to the voltage and battery requirements do not use it at will so as to avoid the circuit board from burning out. Do not use batteries of different types and voltages at the same time.3. In use when the brightness changes greatly please turn off the headlights to prevent over-discharge of the battery. Please pay attention to the waterproof moisture-proof and drop-proof of the battery.4. If the battery is not used for a long time the battery should be taken out and kept properly to avoid chemical c