Nickel-cadmium 6 Volt, 2.4 amp hour, D; rechargeable up to 1,000 times. 10 watt, hard glass halogen pre-focused in spun reflector. Machined aluminum anodized against corrosion inside and out; unbreakable polycarbonate lens. Black. 1.9 pounds, 13 inches. 1.5 hours of continuous use between charges. Up to 30,000 pre-focused candle power. Comes with AC charger.