The TLR-1 HL provides an 1,000 lumen blast of light for maximum illumination while clearing a room or searching an alley. Its wide beam pattern lights up large areas so you can identify who or what is nearbyFeatures:1,000 lumens; 283m beam; runs 1.5 hoursRail clamp system securely attaches/detaches quickly and safely with no tools and without putting your hands in front of the muzzleMounts directly to handguns with Glock-style rails and to all MIL-STD-1913 (Picatinny) railsIncludes keys for Glock-style, Picatinny, Beretta 90two, S&W 99 and S&W TSW and Sig P320Durable, anodized machined aluminum constructionAmbidextrous momentary/steady on/off switchUser programmable strobe can be enabled/disabledEngineered optic produces a concentrated beam with optimum peripheral illuminationFits existing light bearing holstersIPX7 waterproof to 1m for 30 minutesPowered by two CR123A lithium batteries (included)3.39" (8.61 cm); 4.32 oz (122.5g)Limited lifetime warrantyAssembled in USA Specifications:High Lumens: 1,000Run Time: 1.50 hoursBeam Distance: 283 metersBattery Type: CR123A LithiumBattery Quantity: 2Length: 3.39 inches (8.61 centimeters)Weight: 4.32 ounces (122.47 grams)Colors: Black