Lightweight, compact, lithium battery powered Gun-Mounted Tactical Light with integrated aiming laser featuring the latest in shock-proof power LED technology and providing at least 2.5 hours of continuous run time when in dual mode with the high power visible red laser. Rail clamp designed to rapidly attach/detach from side of weapon. Tethered battery door and latch mechanism prevents battery door loss while providing easy battery replacement. When enabled, strobe activated on two or more momentary paddle hits (TLR-2s only).