For Iphone4input voltage/current:5-5.5v/500-1000mAoutput voltage/current:5v/500mAcapacity:polymer Li-ion battery 18650/2600/3000/4000mAh

 Features:

1.Craftsmanship,protective essence to aviod scratching or damaging.

2.Advanced technology,"Made for Iphone"official approval.

3.Innovative design,cool appearance and distinctive.

Warning:

Please turn off the switch in the condition of non-using for a long time.

External charger for Iphone (5v3000mAh)