... on and so forth, and USES the iphone 4 suppliers polymer batteries, safety explosion-proof. 7. Put rest assured: input/output ... 5 v / 700 mah, output is 5 v / 1000 mah, battery capacity is 5000 mah 10. IC precise detection and display ... ,soft-touch with piano lacquering finishing> Built-in safe quality Li-Polymer battery cells > Input:5V/1A, Output:5V/1A, N.W: 121g ...