PowerSkin PoP n battery chargers provide a strong boost of power in a revolutionary design. Quickly and securely attach PoP n to your smartphone even over existing cases. This slim light-weight charger fits discretely in any bag and it s Fun to hear the POP as you take it off once your phone is recharged. Connectors available for most devices making it the ultimate universal power pack so STICK IT and GO to keep life PoP n because battery life is life.