PolyTac with lithium batteries, Clam packaged, Black Designed for the broadest range of lighting needs at the best value. Features TEN-TAP Programming, which allows the choice of three operating modes: high/strobe/low (factory default); high only; low/high. High a concentrated beam with optimum peripheral illumination: 275 lumens; 9500 candela; runs 3 hours. Low for a less intense beam and longer run time: 14 lumens; 500 candela; runs 65 hours. Strobe for signaling or disorienting: runs 5.5 hours. High impact, textured, super-tough nylon polymer for exceptional durability and a superior grip; removable pocket clip . IPX7 waterproof to 1 meter for 30 minutes; 3m impact resistance tested . Includes tow 3V CR123A lithium batteries. Meets requirements of NFPA 1971-8.6 (2007) 88850