The PNY 7800 PowerPack is a dual-port 1-Amp + 2.4-AMP Universal Rechargeable Battery designed to provide you power wherever or whenever you need it. A fully charged 5200 PowerPack can recharge most smartphones up to three times. Ideal for charging two devices simultaneously. Works with Apple, Android, Windows, and BlackBerry devices. Includes a 20" Micro USB cable for charging the PowerPack as well as Micro USB devices.