1,000 lumens; 1.5 hour run time; 20,000 candela; 283m beam distance 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 6,000 Series machined aircraft aluminum with black anodized finish User-programmable strobe Ambidextrous momentary/constant on operation Fits most existing light bearing holsters IPX7-rated design for waterproof operation 3.39 in (8.61 cm); 4.32 oz (122.5g) Remote switches available as optional accessories (must be used in conjunction with 69130 or 69161 remote door switch) Available in black, Flat Dark Earth (FDE), and Flat Dark Earth Brown Limited lifetime warranty Assembled in the USA