JustMobile Gum Max

Gum Max - Supercharge your iPad Just Mobile Gum Max is the supercharged backup battery for iPad. With a colossal 10,400mAh capacity, the aluminum-clad Gum Max can fully recharge an iPad and still have juice to spare.

Its USB output allows you to charge most smartphones, too. Eight LED power indicators help you keep track of Gum Max’s remaining power, and it’s easy to recharge from a standard USB output – so no matter how much you use your gadgets, you'll never have to be caught short of juice.