01AV423 4X50M08810 61 01AV422 SB10K97579 SB10K97580 01AV424 SB10K97581 01AV452 SB10K97597 01AV490. Fit for Lenovo ThinkPad T470 T570 A475 A485 T480 T580 P51S P52S TP25 Series. Battery type: Li-ion. (NOTE: this battery will NOT fit for the T460S T470S T480S laptop).
