The TLR-9 includes customized ambidextrous switches with either a low or high position to match your shooting style. It features a rail clamp that is designed to rapidly attach/detach from full frame weapons. "Safe off" feature prevents accidental activation and saves batteries. The rail clamp system securely attaches/detaches quickly and safely with no tools and without putting your hands in front of the muzzle. It securely fits to a broad range of guns.