9 1/4" overall. Black aluminum housing with non-slip rubberized grip. Unbreakable polycarbonate lens with scratch resistant coating. C4 LED bulb. Deep dish parabolic reflector produces a long range targeting beam with optimum peripheral illumination to aid in navigation. Four modes: High up to 740 lumens with 1.25 hour runtime; Medium up to 380 lumens with 2.5 hour runtime; Low up to 190 lumens with 4.5 hour runtime; and Strobe with 3 hour runtime. Nickel cadmium 3.6 volt battery is rechargeable up to 1,000 times. Includes AC/DC wall charger, car charger, and mounting bracket.