headlight strong light long shot USB rechargeable Sensor emergency smart head-mounted flashlight outdoor emergency waterproof super bright night fishing lamp miners lamp household flashlight 智能头戴手电筒户外应急矿灯

not. Long Working Time: This headlamp is equipped with strong life rechargeable batteries. When the battery runs out, you can charge it with the included USB cable. This rechargeable headlamp flashlight can be used for 3-5H long working time. Multi Uses: Waterproof LED Head Torch protects against splashing water from anywhere, no need to worry about rains, snow. Great for outdoor rescuing, hiking, hunting, camping, mountaineering, fishing, night reading, night working, emergency, etc