Battery EB-F1A2GBU EBF1A2GBU for Samsung Galaxy EK-GC100 - Samsung Smartphone GT-i9100 Galaxy S2 / SII | GT-i9103 Galaxy R | GT-i9050 | GT-i9108 | GT-i9188 | GT-i9100g - [ Li-ion; 1800mah; 3.7V ] Lithium-Ion Technology - No memory effect - Capacity: 1800mAh, Voltage: 3.7V Compatible Battery Part Number: Samsung EB-F1A2GBU Full Coded Version: Show Battery Level in Camera LCD - can be charged by your original Charger Design and technical concept by ExtremeWolf, Germany.