Until that perfect day when mobile batteries can last for days on a single charge, power will always be a problem and battery packs will always be in fashion. But with the growing number of devices a single person has, or even carries, at a time, small, single output packs are no longer enough. Enter the Extreme Trio. Not only does it have a large 10,000 mAh batter that a lot of packs boast of, it can actually charge up to three devices simultaneously. It even has a helpful LCD screen to boot.