Bay Valley PartsNew(6-Cells Li-ion 11.1V 5200mAh) Laptop Battery for LENOVO ThinkPad Edge 13" ThinkPad Edge 13" 0196 ThinkPad Edge 13" 0196-3EB ThinkPad Edge 13" 0196RV 4 ThinkPad Edge 13" 0196RV 5 ThinkPad Edge 13" 0196RV 6 ThinkPad Edge 13" 0196RV 7 ThinkPad Edge 13" 0196RV 8 ThinkPad Edge 13" 0196RV 9 ThinkPad Edge 13" 0197 ThinkPad Edge 13" 0492 ThinkPad Edge E30 ThinkPad Edge E31.Compatible with LENOVO FRU 42T4812 FRU 42T4813 FRU 42T4815 FRU 42T4858 FRU 57Y4565.