Freeplay Sherpa self-sufficient Flashlight is the only flashlight you may ever need. Incorporating the latest in Freeplay's world reknown wind-up technology, together with ultra-bright feature and dual recharge capability, the Sherpa rechargeable flashlights is engineered to be the most durable and the brightest in one compact, rugged unit for both every day and emergency use. Freeplay hand crank transmissions have shown to be capable of lasting 100's of thousands of cycles. Up to 5-hours on normal beam or 30 minutes on ultra bright beam from a single full charge of the NiMH battery. A 30-second wind yields 8-minute shine time when batteries need a charge. Sherpa is simply engineered to be the best self-sufficient flashlight in the world today. Dual beam high pressure Xenon filaments to light your map or path for high and low beam. 2 Year Warranty