The TLR-7 HL-X USB is a multi-fuel weapon light delivering 1,000 lumens and 22,000 candela using the included SL-B9 rechargeable battery, or 500 lumens with a CR123A battery. It features customizable rear paddle switches for momentary or constant on operation and a programmable strobe mode. Black anodized aluminum and polymer construction, ambidextrous for pistol use, waterproof, with a runtime of 0.5 to 1.5 hours depending on battery type. The unit includes both high and low switches, mounting hardware, and the SL-B9 battery which recharges in 2.5 hours. It utilizes a Borofloat glass lens and a secure rail clamp for rapid attachment to various platforms.