Charging ipod iphone well.

Models:  D3717A.

Specifictions: weight:58:g;

Capacity:1700mah;

Cell type:Li-Polymer battery; 

Dimension:62*59*12.4mm; 

Output voltage:5VOutput current:700mA max ;

Cycle life:500 times

Fuction&Character:

Power check & indication

Plug and play

External battery for iphone