Streamlight TLR-2 HL G Gun Light With Green Aiming Laser - Black - The TLR-2 HL G with green laser provides 1,000 lumens of light for maximum illumination. The green laser is clearly visible to guide your aim, even in daylight. 1,000 lumens; 20,000 candela; 283 m beam distance; 1.5-hour run time (light/laser mode); Laser mode runs 17 hours; Powered by two (2) 3-volt CR123A lithium batteries; Rail grip clamp system securely attaches/detaches quickly and safely with no tools and without putting your hands in front of the muzzle; Includes keys for GLOCK-style rails, MIL-STD-1913 (Picatinny) rails, Beretta 90two, Smith & Wesson SW99, Smith & Wesson TSW, and SIG SAUER P320 rails; 6000 Series machined aircraft aluminum with black anodized finish; User-programmable strobe; Ambidextrous momentary/constant on operation; Fits most existing light bearing holsters; IPX4-rated design for water-resistant operation; 3.39in (8.61cm) L x 1.47in (3.73cm) W x 1.83in (4.64cm) H; 4.88 oz (138.4 grams) with batteries;