Universal Smart Mobile Phone/MP4 Hand-cranked USB Port

This mini and suitable hand-winding power supply is designed for emergency use. Just wind it by hand slightly it can charge the device freely. With built-in USB interface it is easy to connect to all sorts of USB devices.Features:Portable mini emergency hand-cranking dynamo power supply suitable for outdoor activities.Transform mechanical energy into electric energy charge mobile phone or digital devices any places at any time.Can be repeated use convenient travel use.With this built-in USB interface it is easy to connect to all sorts of USB devices.Mini size and light weight design can be easy to carry with.Blue translucent frosted case seems fashion and delicate.Good gift for your friends or yourself.Specifications:Material: plasticSuitable Device: universalWorking Mode: hand-CrankingColor: blueUSB Ports: 1Output: DC 5VMaximum Output Voltage: DC5.5VMaximum Output Current: 600mAInterface Type: USBMaterial: ABSItem Weight: 60g / 2.12ozPackage Weight: 65g / 2.29ozItem Size: 60 * 48 * 30mm / 2.36 * 1.89 * 1.18inPackage Size: 100 * 60 * 40mm / 3.94 * 2.36 * 1.57inNote:Do not use it in wet environment so as to avoid electric leakage.The hand-cranked charger produces low power for its manual operation so it can not be charged to the products of larger power such as some smart phones and tablet PC.Non-stop shake people would be no electricity. So it can not be fully charged for your appliance.It is not magical of the charger of course it is not as handy as charging treasure. It is just a funny little toy.Package list:1 * Hand-Cranking Power Supply