... ion Life Circle:more than 500 times 4000mAh Power Bank for iphone,mobile phone,smartphone,ipod Battery Type Li-ionCapacity4000mAhInputDC5.0 ... ,smartphones,Mp3,Mp4,PDAGPS Navigator,PSP and other mobile devices.Features:1,LED light indicator for battery capacity2,LED Torch3,Multi ... over charge,over voltage,short circuit protection.How to charge for device:1.Use standard cable or your original data cable ...