Machined aluminum housing is anodized against corrosion inside and out Color: Black 7-3/8" long
Nickel-cadmium 3.6 Volt, 1.8 amp hour battery - rechargeable up to 1,000 times 3.7 volt, 6 watt xenon gas filled bulb - spare bulb stored in tail cap Adjustable beam focus Unbreakable polycarbonate lens 1 hour continuous between charges Up to 15,000 candlepower