Rechargeable LED Headlamp - USB Charging, Adjustable Brightness, Waterproof Headlight for Camping, Hiking, Cycling, Running & Outdoor Activities

Brightness: 800 lumensPower: 10wBattery: 3000 mAh polymer batteryGear position: strong-medium-weak (headlight) short press battery display/long press red light flashing slowly (tail) Battery life: 5-30 hoursMaterial: fiber (lamp cap) ABS plastic (tail)Irradiation distance & angle: 186 meters; large floodlight 67 degree irradiationWeight & size: 49g, 8cm *4.5cm (headlight); 82g, 7.5cm*2.5cm (tail)Charging method: USB smart charging; the blue light flashes when charging, and it is always on when it is fullDouble battery configuration details: headlights, USB charging cable, certificationSwitch instruction: switch machine: click to turn on, click 3 to turn off.Shift : In the power-on state, touch shift, strong-medium-weak-offTail switch: short press the battery display, long press for 2 seconds, the red light flashes slowlyPowerfull Headlamp Rechargeable