... Button to show the power; High Capacity Portable Power Bank for Iphone:Description: 1. Portable power storage, suitable for indoor and outdoor use ... Intelligent protection system inside, safe and reliable.5. Compatible for Iphone 3, Iphone 3GS, Iphone 4, Ipad and other ... mobile phone, PDA, digital device.Portable Power Bank Parameter: #Battery Cell: Li-polymer#Battery Capacity: 1800mAh ...