Flashlights, Incandescent, 45 Lumens, D BatteriesAnodized aircraft aluminum with knurled grip enhances conductivity, increases durability, reduces oxidation and battery damage Spare krypton Bulb included in tail cap Rubber O rings ensure resistance to water and shock Cam driven beam changes from flood to spot with a turn of the head White Star krypton Bulb provides 70% more light than a standard PR2 Bulb Batteries not included Lamp Type: Incandescent Lumens (High): 45 Run Time Hrs. (High): 10 Body