The Streamlight TLR-1 HL is a high-lumen, lithium-powered tactical light designed for maximum illumination. It produces a 1,000-lumen wide beam pattern ideal for clearing rooms or searching large areas. The tethered battery door and latch mechanism facilitate easy battery replacement while preventing part loss. Black Anodized Aluminum construction, ambidextrous, OAL 3.39, Width 1.47, Height 1.44, Weight 4.32 oz, Waterproof, modes Constant / Momentary / Strobe. It mounts directly to Glock-style and Picatinny rails and includes keys for Beretta 92, S&W 99, TSW, and Sig P320. This unit features a shock-proof LED and Borofloat glass lens for durable, high-performance tactical operation.