HyperJuice Mini 7200mAh External Battery with Dual USB Ports for iPhone/iPad/iPods and Any USB Ready Device - Retail Packaging - Purple Aluminum-housed in a luxurious aluminum casing, you will be spoilt for choice when finding the right battery pack to match your iPad, iPhone, iPod or any USB device. Charging-The HyperJuice Mini comes with two USB ports (5V/2.1A, 5V/1A) which can be used to charge your iPad, iPhone, iPod or any USB device. Can extend iPad 3rd/4th generation by 3 extra hours, the iPad 1st/2nd generation by 5 extra hours or fully recharge the iPhone 3 times. High Performance-Using only grade A lithium ion cells, the same type of cells used by the U.S. military. Safe-Advanced rechargeable lithium-ion battery cell technology provides unparalleled safety with built-in short circuit, overcharging and temperature protection.