If you're in the market for an iPhone battery case, you really only have one option. Well, actually you have hundreds of options, but for the most part they all look the same. Don't believe me? Do a Google Image search for the term 'iPhone battery case.'
Enter the new Augment iPhone case, by Rubix. It features a square design, with a detachable battery pack, so that you can get extra power when you need, and none of the added bulk when you don't. This is definitely not your typical mophie juice pack...