The TLR-1 HPL 1000-Lumen is a long-range, high-lumen lithium battery-powered weapon-mounted Tactical flashlight featuring the latest in shock-proof high-power LED technology and providing 1.5 hours of run time. Tethered battery door and latch mechanism prevent battery door loss while providing easy battery replacement. Rail clamp designed to rapidly attach/detach from the side of the weapon. When enabled, strobe activated on two or more momentary paddle hits. Models are available with either standard door switch, remote door switch, and long gun kit. The Streamlight 69215 model comes with the rear standard switch, the Streamlight 69216 model comes with a remote door switch and remote pressure switch, and the Streamlight 69219 comes with the long gun kit which includes the thumbscrew, safe off door switch, and remote pressure switch. Before purchase, confirm compatibility and fitment with your weapon to ensure the optimal experience.