HM70R is an ultra-rugged, all in one aluminium head torch for tough work situations, caving and outdoor use. The light is powered by a large capacity Fenix 21700 rechargeable battery (included). HM70R is waterproof to 2 metres for 4 hours. The replaceable battery, LED's and electronics are contained within a precision machined heatsink unibody housing, ultimate durability for the toughest working and outdoor environments. Harsh working conditions, caving, rescue, sea fishing and more - HM70R can handle it whilst giving impressive light output and run time!! A USB-C type socket is fitted under an aluminium screw cover (charging cable supplied) to charge the 21700 battery in just 4 hours using your 2A mobile phone charger or similar. Main beam: The main 1600 lumen LED and reflector provide a balanced combination of spot and wide area spill light, lighting near and far at the same time. Safe illumination for a multitude of tasks. Low - 30 lumens (100 hours) - 26m beam Med - 150 lumens (30 hours) - 53m beam High - 500 lumens (6 hours) - 105m beam Turbo - 1600 lumens (2 hours total) - 186m beam (over heat protected - output will reduce to protect the LED and circuitry at 65c. Max power can be re set once the headlamp cools) Pure flood beam with no distracting hard edges: The HM70R V2's flood beam offers 2 output levels of 70 and 400 lumens. From a low-level close working beam to a smooth, powerful pure flood with no hot spot, the flood light has you covered. Run times vary from a powerful 8 hours working light, to an impressive 2 days at 70 lumens!