1.Durable and protective back case. 2.3500 mAh capacity 3.Long standby and talking time. 4.Fit well for Samsung i9100.

Protective back case with backup battery for Samsung i9100

1) Standard battery adopt class A huge-volume Lithium-ion core. No memory effect. 2) Safe and reliable, stable performance, super high capacity, super long standby 3) Original circuit design, and original manufacturing process 4) Built-in PCM to avoid overcharge, over discharge and overflow, overheat, short-circuit 5) Materials do not contain harmful substances like lead, and comply with environmental requirement

Protective back case with backup battery for Samsung i9100