Freeplay Energy Sherpa Self-Sufficient Rechargeable LED Flashlight (Black) The use of failsafe LED technology offers extended shine times and ultimate dependability Compact and robust flashlight incorporates failsafe freeplay self-charge technology A quick wind of about 60 seconds gives approximately 30 minutes of light on normal beam The sherpa LED is rechargeable and, fully charged, the flashlight provides up to 3 hours 20 minutes of ultra bright light Rechargeable LED flashlight