$ASTI Four commercial products have been released so far under the Energizer partnership. Two, the PowerKeep 36 and PowerKeep 12 are smaller packs for mobile devices. The PowerKeep 12 can also recharge four AA or AAA batteries. Two backpack units were also released: The PowerKeep Pro, for school or work, and the PowerKeep Wanderer, which includes a hydration pack.

http://www.dailycamera.com/business/ci_313145...g-products $ENR