Super-tough, nylon polymer with rubberized comfort grip Multi-function push-button switch - choose from high, medium, low or strobe High for a high lumen, far-reaching beam: 485 lumens; 28,000 candela; 335 meter beam; runs 3 hours Medium for bright light and longer run time: 240 lumens; 14,000 candela; 237 meter beam; runs 5.5 hours Low provides a less intense beam and extended run time: 120 lumens; 7,000 candela; 167 meter beam; runs 10 hours