The Streamlight TLR-1 HL Rail Mounted Tactical Light is a virtually indestructible and intensely bright tactical light that attaches to nearly any weapon system in seconds. Perfectly sized for handguns or long guns, the TLR-1 HL is powered by two CR123 batteries to provide a bright 1000 lumens of light. Whether in the line of duty or simply protecting the homestead, you can trust the TLR-1 HL. This TLR-1 HL weaponlight has been upgraded with Streamlight's Long Gun Kit, including tape switch, routing rail covers, and thumbscrew mounting system. Features: Bright 15000 candela peak beam intensity provides almost 270 yards of throw Deep dish parabolic reflector produces a concentrated long reaching beam with excellent peripheral light Strobe function can be enabled or disabled Powered by (2) CR123A batteries Ambidextrous toggle switch allows for momentary, constant, or strobe functions Durable aluminum body with MIL-SPEC anodized finish Mounting keys for Glocks, Picatinny, Beretta 90two, S&W 99, and S&W TSW rails High strength thumbscrew mounting system Long gun kit includes tape switch tail cap, tape switch, picatinny retaining clips, and zip ties IPX7 rated water proof to 1 meter for half an hour Limited lifetime warranty