Portable Charger 3200mAh External Battery Pack Trop Saint Power Bank Latest Generation for iPhone, iPad, iPod, Samsung Devices, Mobile Phones (Black) Highest Capacity: Most powerful "mini" portable charger on the market. Fast Charging Technology: With Smart Charging Technology our Power Bank detects your device to deliver its fastest possible charge speed up to 1 amp. Protection Guarantee: This portable charger will automatically shut down if a short circuit or overload output occurred while unit is charging. Easy-to-read Indicator: Built-in LED touch screen to show the remaining capacity. Exceptional Customer Service