The rugged design features a precision knurled exterior of aircraft grade aluminum and double o-ring for a perfect grip. The patented tail switch allows intermittent or "full on" mode. No other 6 volt light exceeds brightness of the T6 with factory preset spot is so powerful it can blind intruders on sight. Illuminates up to 150 yards in the dark. Features also include water resistant, matte black anodized finish with rubber tail switch. Batteries included.