Lenovo 57Y6625 4400 mAh
Lenovo 57Y6442 4400 mAh
Lenovo 70++ Li-Ion Battery 9-cell 8400mAh
Lenovo Thinkpad Battery 68 (3 Cell)
Lenovo ThinkPad X230/X220 Battery 44++ (9 cell)
Lenovo ThinkPad X230/X220 Battery 44 6 Cell