42Wh 13.05V 01AV400 01AV401 01AV437. 01AV400 01AV401 01AV402 01AV435 01AV436 01AV437 SB10J78997 SB10J78998 SB10J78999 SB10K97592 SB10K97594. Capacity: 42Wh / 3Cell. New Genuine Lenovo Lenovo ThinkPad 13 / ThinkPad S2 Battery.
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