For Iphone External Backup Battery with 1900mah

1.For iPhone external backup battery with best quality
2.Factory supply with best price
3.Fast delivery
4.CE FCC ROHS

Externabackup battery for  iPhone 3gs/4gs l with 1900ma

 

 

 

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Specification:

Battery type: Lithium-ion battery
Dimension:65x56x15(mm)
Weight: 90 g
Capacity:2800mAh  &  1900mah
Input: 5V 500mA
Output: 5V 400mA max
Charge time: 5 hours

Suitable for  device: Iphone 3GS/Iphone 4/ipod