Survivor LED Flashlight. . C4 Power LED with 50,000 hour lifetime, Lamp and battery housing and battery base made of high impact, super-tough nylon for exceptional durability LED rating: 100 Lumens typical. Deep-dish parabolic reflector produces narrow beam with a 500 ft range; ideal for smoke- cutting applications. Optimum peripheral illumination to aid in navigation , Run Times: up to 3.5 hrs on high beam up to 10 hrs. low beam, All openings are O-ring sealed for weather resistance, Rechargeable nickle-cadmium 4.8V,1.8 amp-hour,4-cell sub-C battery pack or (4) "AA" alkaline battery pack, 3-modes: high,low and strobe functions, Serialized for easy identification,Fits existing Survior chargers Height: 7.06" Width 2.85" Depth: 2.87"- Height in charger: 8.68" Weight: 17.9 oz. with Ni-Cd pack