Specifications: Capacity: 8,000mAh Input: 5V DC, 2A USB output: USB 5V, 2A (maximum) Size: 95 x 44 x 22mm Specifications: Capacity: 8 ... % capacity after customers' battery using more than 400 timesUSB output port, maximum output current up to 1,000mAh, can charge iPads or any ... % devices in market 4,400mAh Power Bank USB 5V, 1A Maximum Output, Charge Especially for iPad/iPhone