Using our max beam optics system the coast hl5 led head torch combines brightness long battery life and low cost with a 175 lumen output and a broad even beam this head torch can be used in almost any situation where you need to light up a large area indoor or out tested and rated to ansifl1 standards by an independent laboratory175 lumen output3 hour 45 min runtime56 meter 183 ft beam distance front switch hinged attachment to position beam3 x aaa batteries included impact and water resistant w