The PolyTac X USB is a rechargeable and bright 11,485-candela 600-lumen tactical flashlight that features a Rocky Stipple grip texture for tough working conditions. It casts an impressive 205-meter beam and runs for about 3.50 hours on high. There is a medium and low setting as well as a strobe setting for signaling or disorienting. The PolyTac X USB features a multi-function push-button tail switch that allows for one-handed operation. Streamlight's TEN-TAP programming is available on the. PolyTac X which allows users to select one of three different programs. The PolyTac X USB is waterproof to 1m for 60 minutes, IPX7 rated, and has impact resistance up to 3 meters. The PolyTac X USB is perfectly designed for industrial, automotive, and tactical environments.