Gomeir 10400mAh Fast Charger Dual USB External Battery Pack Portable Battery Charger Power Bank for iPhone ,iPad Mini, Samsung Galaxy S6, More Phones and Tablets (Blue) The smallest portable battery charger 4 battery cell (10400mAh) ever, with only 3.5 inches, 1.5 inches, 1.5 inches High efficiency intelligent battery management- identifies standard current of your device Dual USB charging port allow you charging two device same time, while 4 status LEDs keep you informed of remaining capacity. Built-in flashlight for dark or low-light environments Ultra reliable A+ Lithium-Ion battery with security protection design. This portable battery will automatic shutdown if a short circuit or overload output occurred while unit is charging Strong Compatibility - Gomeir smart battery charger is compatible with most of the smart phones MP3,MP4, etc and 5V tablet in the market