Original Battery Li-Ion high performance Samsung EB-F1A2GBU Samsung Galaxy S2 S2 S2 S-R-2-S II SII i9103 Samsung i-9103 EB-A2-F1-GBU EBF1A2GBU 1650 mAh 3.7 V (Accessory)
This battery looks like two drops of water to the original. If it is a copy, it is very well done! Oh yes, there is a difference anyway with my original battery: the new takes longer ...