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)
Samsung is well written but not the same size as my original battery ... the first loading, oh, it indicates an exclamation point (as if the battery did not conform to my galaxy s2) and after 10 min charging starts. load 85% the 1st time and now sometimes complete or 95% I even ts tt charging day but the battery is satisfactory, I purchased from another vendor charger, so I Always On a charged battery backup.
