Dynamo Torch with Charger for Iphone 4s/5s,High Power Dynamo Torch,Crank Flashlight,Led Dynamo Torch,Led Flashlight Specifications1. dynamo torch and with charge Iphone 4s /5s2 ... .5V/500mA Charging time 6 hrs (by laptop), Hand-crank dynamo power 1.5w Size 125mm*60mm*45mm N.W. 140 ... :8 hours4. Hand crank 3 mins for 40 mins lighting Dynamo Torch with charger for Iphone 4s