Portable Power Solutions&trade; M110&trade; 10,400mAh External Battery 10,400 mAh of capacity and an energy efficiency rate 10% above previous generation External Batteries and many current standard alternatives charges the iPhones six times and large-capacity phones like the Galaxy S4 almost five times. Sturdy construction and matte finish withstand bumps and drops. Grade A cells and premium chips ensure reliability. Input: 5V / 1A; Use a 1A adapter (not included) with the included USB cable for the fastest charging time (9 hours) Package contents: Portable Power Solutions&#x2122; M110 External Battery, micro USB cable, user manual. (Apple 30 pin, Lightning and Mini USB adapters included.)