Stylish design with digital display to show power left Dual USB slots with 2A output for iPad Digital Display External Power bank/Portable Battery Pack/Extended back up battery with Dual port charging iphone,smartphones,PDA, GPS Features:1.High quality Li-ion battery, over 500 time life cycle2.Digital display to indicate power left. 3. Dual USB outputs, let you charge 2 devices at the same time4. ...