1.Universal mobile battery 2. 1A output current 3. 2600mAh high Capacity 4. Micro USB charging port & USB output port 1, ... .2,Small in size:22 mm (diameter) * 94mm ( length )3,High capactiy 2600mAh, can charge iPhone for 1.3 times4, 1A ... lets this machine seems on quite the scale. 5V 1A high capacity portable batteries for digtal products for mobile phone for iphone