POWER BANK for iPhone4/4s, iPad2, iPod, BlackBerry, Huawei,GALAXY SII, HTC Feature: Super large capacity Strong compatibility Dual-USB port design/metallic edge/touch comfortable/smart/portable High-tech EL display.(Option) It's patent design with protective functions, and can prevent short circuit/excess charge/excessive discharge and others. And, protect your favorite device completely. Specifications: Battery cell: lithium polymer Power capacity: 5V/12000mAh Output current: USB1 - 2.1A, USB2 - 1.0A Input current: 800mA Cell phone charging: can charge two cell phones at the same time.(If current of device exceed 2.1A, then, just one USB port working and output current. Both USB ports can supply power at the same time when current of device need current, which total current can not exceed 2.1A) Product size: 138*76*15mm Color: Black Package size: Package include: 1 x Power Bank 1 x 3 (Mac 30pin, Micro USB, Mini USB ) to 1 USB Charge Cable