Fenix Rechargeable Headlamp 1.4k Lumens. Powered by the included 3500mAh battery this headlamp is USB-C rechargeable and includes a battery level indicator. It is made of a magnesium alloy for better strength impact resistant to 2 meters (6.6ft) with less weight. Plus it is completely dustproof and waterproof to 2m. The perforated reflective headband reduces weight and creates a more comfortable feel. Use the optional top headband for a more secure fit. Perfect for work or outdoor adventures and those needing extremely bright hands-free lighting and long runtimes in a small light-weight package. Specifications for Fenix Rechargeable Headlamp 1400 Lumens: Manufacturer: Fenix Battery Type: Lithium Features of Fenix Rechargeable Headlamp 1400 Lumens Dual spotlight and floodlight outputs 2 meter impact resistance Made from lightweight magnesium with all metal housing Package Contents: Fenix Rechargeable Headlamp 1400 Lumens Fenix HM65RL2BK: Rechargeable Headlamp 1.4k Lumens