NEW YORK, July 24, 2015 /PRNewswire-iReach/ -- Prong is the New York-based electronics designer behind the PWR Case, an iPhone 5 battery case that has made conventional chargers obsolete. The PWR combines Prong's "no cords necessary" charger design with a detachable battery pack, thus offering a level of functionality and convenience that no other phone case can match.read more