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 is definitely not a battery ORIGINAL but a pale copy that sometimes cut a few minutes after turning on the phone after an overnight charge. Obviously the return is exceeded 7 days ...