... -ion Life Circle:more than 500 times 4000mAh Power Bank for iphone,mobile phone,smartphone,ipod Battery Type Li-ionCapacity4000mAhInputDC5.0 ... ,Nokia 2.0,Mini USB,Micro USB,Samsung,Apple Fit for:All kinds of Mobile phone ,iphone,smartphones,Mp3,Mp4,PDAGPS Navigator ... ,over charge,over voltage,short circuit protection.How to charge for device:1.Use standard cable or your original data cable ...