The Streamlight ProTac 1LX Pro USB is a compact, highoutput tactical light built for reliability in demanding environments. Delivering 850 lumens and 30,000 candela, it produces a powerful, farreaching beam capable of illuminating targets out to 378 yards. Its durable aluminum construction and compact size make it suitable for duty use, outdoor applications, and everyday carry.Powered by the SLB9 rechargeable battery pack, the ProTac 1LX Pro USB offers 30 minutes to 4.5 hours of runtime depending on the selected mode. The light features a tailcap switch for intuitive operation and mounts easily to an M1913 Picatinny rail, giving users flexibility for handheld or weaponmounted use.