Nightstick LGL-170, Rechargeable Full-Size Long Gun Light Kit, 1,500 Lumens, 23,148 Candela, Black, 1.5 Hours of Runtime, IP-X7 Waterproof LGL-170 The LGL-170 rechargeable full-size long gun light kit is a complete weapon lighting system for your rifle" carbine" or shotgun. Made of 6061-T6 aluminum and hard anodized black" it features a super-bright LED rated at 1500 lumens with a 1.5-hour runtime. Designed around a high-efficiency deep parabolic reflector" the LGL-170's tightly focused beam reaches out to 304 meters. The light comes installed with a standard tail cap switch and reversible thumb-screw Picatinny mount. It can alternatively be mounted with the included offset Picatinny mount" providing flexible options to clear front sights and other mounted equipment while allowing easy support hand activation. Both the tail cap switch as well as the included 6" remote pressure pad/switch feature momentary or constant-on modes. The kit also includes an RPS Picatinny rail mount and Nightstick-exclusive wire management rail clamp to prevent cable snags. The rechargeable LGL-170 weapon light kit includes (2) 18650 lithium-ion batteries" a single 18650 battery charger" and a 2' USB charging cable to hot-swap a fully charged battery as needed. As an added bonus" the LGL-170 also runs on a pair of CR123 batteries.