Streamlight TLR-7 w/Rail Locating Keys and CR-123A Lith Battery Experience the Streamlight tlr-7 in a different light. This small and mighty Streamlight tlr-7 securely fits a broad range of full-size and compact handguns. Low-profile design prevents snagging and a "safe off" feature prevents accidental activation, saving batteries. Rail grip clamp system securely attaches/detaches quickly and safety with no tools and without putting your hands in front of the muzzle. Custom optic produces a concentrated beam with optimum peripheral illumination. Features: 500 lumens; 131m beam; runs 1.5 hours; 4,300 candela Custom optic produces a concentrated beam with optimum peripheral illumination Low-profile ambidextrous on/off switch Uses one CR123A lithium battery (included) Safe off feature prevents accidental activation; saves batteries Rail grip clamp system securely attaches/detaches quickly and safely with no tools and without putting your hands in front of muzzle Securely fits a broad range of full-sized and compact guns Durable, anodized machined aluminum construction User enabled strobe function 2.15 (5.46 cm); 2.4 oz (68.1g) Operating temperature: -40°F to +120°F IPX7 waterproof to 1m for 30 minutes Limited lifetime warranty Assembled in USA