Titop 18650 Lanterns Set 8000 Lumens 3x XML T6 LED Headlight Package Linternas Frontales Cabeza Headlamp+ac/car Charger+2x18650 Rechargeable Battery Include Battery Internal wiring applies the high efficient booster circuit, working voltage is wide Waterproofing design and chargeable Adjustable base is provided for each head lamp, with back and forth inclination Rechargeable Headlamp 4 modes, can utilize the batteries in the largest extent with battery led headlight for cycling, climbing, fishing, hunting, camping