Streamlight 69456 TLR-7 X USB 500-Lumen Compact Tactical Weapon Light with High & Low Paddle Switches and Key Kit, Flat Dark EarthSecurely fits a broad range of weapons using key kit provided; prior to purchase refer to Streamlight's fit guide 500 lumens; 5,000 candela; 140m beam; runs 1 to 1. 5 hours depending on battery type Multi fuel technology that allows either use of Streamlight's properitory rechargeable battery or standard CR123A Rail clamp system securely attaches detaches quickly and safely with no tools and without putting your hands in front of muzzle IPX7;