Headlamp Flashlight,Built-in Rechargeable Lithium Battery LED Headlight IP65 Waterproof+AC Charger for Mining Camping Hiking Hunting Fishing Outdoor Sports &iexcl;&shy; Ultra-bright lithium headlight, built-in rechargeable batteries, never buy batteries again,full of electricity can light illumination 8 to 12 hours at a time, weak light 12 to 16 hours, LED lifespan reach up to 100,000 hours. Adopt imported raw material, water-resistant anti-drop and durable, suitable for various indoor and outdoor using occasions,such as Tapping mining, Camping search and rescue, Flood, Patrol whistle, Fishing, Field emergency, Power supply repair, Cultivation etc. Two light switch modes: Low light and high light,adjustable brightness with one button to control, low-high-off, easy and convenient to use. Lamp holder has a rotation angle of 90,easily can be moved up and down the irradiation position to the front or point it down to the ground. Elastic head strap, light weight, comfortable to wear, adjustable to satisfy different users.Powered by built-in rechargeable batteries, convenient to supplement the power supply.