The Streamlight TLR-7 is a 500 Lumen White Light LED Weapon Light that fits a broad range of full size and compact handguns. Its low-profile design prevents snagging, and the "safe off" feature helps save battery life by preventing accidental activation. 500 lumens; 131m beam; runs 1.5 hours; Uses one CR123A lithium battery (included) 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: -40degF to +120degF IPX7 waterproof to 1m for 30 minutes The custom optic produces a conce Mfg: Streamlight