The Streamlight STL 89013 ProTac 2.0 Rail Mount HP is a powerful lighting solution designed for tactical applications, delivering an impressive 2000 lumens and 85000 candela to illuminate critical moments at the field or range. This versatile weapon light features a convenient tail cap switch that supports momentary or constant-on operation, with a port for an optional remote pressure switch to enhance usability in dynamic scenarios. Powered by the SL-B50 rechargeable battery pack, it can be charged via USB-C inside or outside the unit without removing it from your weapon, ensuring rapid readiness. With TEN-TAP programming, users can choose from three modeshigh/strobe, high only, or low/highallowing rapid adaptation to the environment. The high setting achieves a beam distance of 583 meters and runs for about 2.5 hours, while the low setting provides 250 lumens for an extended run time of roughly 11 hours, delivering reliable performance when power endurance is needed. Built to withstand tough conditions, the ProTac 2.0 is IP67-rated for dust and water resistance and has been impact tested up to 2 meters. Crafted from 6000 series machined aircraft aluminum with a Type II MIL-Spec anodized finish, this light mounts directly to MIL-STD-1913 Picatinny rails, ensuring a durable, dependable illumination platform for both professional and recreational use where illumination matters most.