Designed to securely attach to the trigger guard of 18+ subcompact handguns from the following brands: GLOCK, Smith & Wesson M&P Shield, KAHR ARMS, SIG SAUER and Kimber. Using this light/laser combination on subcompact handguns allows for easier identification of potential threats before taking action. Features C4 LED illuminator and a 640-660nm red laser 100 lumens; 2,000 candela; 89m beam distance Runs 1 hour (LED only or LED/laser combo); 11 hours (laser only) Parabolic reflector produces a balance of beam and peripheral illumination; optimized electronics provide regulated intensity; red laser provides long-range targeting Light/Laser Module designed for forward and backward compatibility Ambidextrous switching (push-button on both sides) to access three modes: Laser only, Laser/LED combo, LED illumination only All modes feature a 10 minute auto shut-off to conserve batteries Batteries can be replaced while light remains mounted on gun; no need to re-sight laser after battery change Uses two CR1/3N lithium batteries (included) Removable cover for easy attachment/removal Windage and elevation adjustment screws mounted in brass bushing for dependable zero retention of laser Contoured housing securely attaches to trigger guard Durable, impact-resistant polymer construction; IPX4 water-resistant; 1m impact resistance tested Operating temperatures of -20AdegF to +120AdegF Serialized for positive identification 2.30" (5.84 cm) - 2.97" (7.54 cm) depending on model 1.12 oz. (32 grams) - 1.27 oz. (36 grams) with batteries; depending on model Limited lifetime warranty Assembled in USA