For backup battery iPhone 3Gs

Specifications 1.100% compatible with Original battery and no memory effect

2.Competitive price & prompt shipment

3.1 year warranty time

For backup battery iPhone 3Gs/3G,rechargeable battery
  Solar Panel:     5V 500mA Input:                  DC5.0V, 500mA Output:               DC5.5V, 400mA Cell:                    Li-ion Capacity:           800mAh Size:                   55 x 60 x 12 mm Weight:              45g Charge time:    1.5hours Applications for iPhone 3G/3Gs Multiple safety protection:
overcharge,overdischarge,overcurrent,overtemperature,temperature controls switch,
high temperature fuse gives extra protection.   Note:
12 months warranty,passed CE, UL,RoHS, SGS, ATC, REACH, ISO9001:2000