The Streamlight Waypoint C4 LED has a 210 lumen beam at high output. There are 20 lumen beam at low output. The C4 LED technology bulb is impervious to shock and has 50,000 hour lifetime. The deep dish parabolic reflector produces a long-range targeting beam with optimum peripheral illumination. Uses 4 C cell batteries (not included) and 12volt dc cordincluded