Streamlight Stinger DS LED - DUAL SWITCH TECHNOLOGY  Access three lighting modes and strobe via the tail cap or the head-mounted switch. Switches operate independently. - Both multi-function On/Off push-button switches let you choose three lighting modes and strobe; designed for extremely long life; tested at 1 million actuations Three modes and strobe: - High for a bright super-bright beam - 350 lumens; 24,000 candela peak beam intensity; 310 meter beam distance; runs 2 hours - Medium for bright light and longer run times  175 lumens; 12,000 candela peak beam intensity; 219 meter beam distance; runs 3.75 hours - Low for light without glare and extended run times  85 lumens; 6,000 candela peak beam intensity; 155 meter beam distance; runs 7.25 hours - Strobe for disorienting or signaling your location; runs 5.5 hours - C4 LED technology, impervious to shock with a 50,000 hour lifetime - Deep-dish parabolic reflector produces a concentrated beam with optimum peripheral illumination - Unbreakable poly-carbonate lens with scratch-resistant coating - 3-cell, 3.6 Volt Ni-Cd sub-C battery stick; rechargeable up to 1000 times. - Compact, snap-in charger mounts in any position - LED Charge-continuity indicator on charger base - Regulated run time provides consistent performance throughout battery life - Machined aircraft aluminum body with non-slip rubberized comfort grip - IPX4 water-resistant; 1 meter impact resistance tested - Anti-roll rubber ring included - Serialized for positive identification - Limited lifetime warranty