This battery is an external battery of Lenovo ThinkPad A475 A485 T470 T480 TP25 Series Laptop. There are two batteries in Lenovo's computer series. One is internal battery and the other is external battery. This is external battery.

Tips: Please check carefully about your laptop model name/battery part number/battery shape and size to make sure you purchase the correct battery.

(NOTE: this battery will NOT fit for the T460S T470S T480S laptop).

Specification:
Battery type: Li-ion
Voltage: 11.4V
Capacity: 2.1Ah / 24Wh
Cells: 3Cell
recharge cycles: 500
Operation time: Around 1-2.5hours

Replacement for Part Number:
01AV423 4X50M08810 61 01AV422 SB10K97579 SB10K97580 01AV424 SB10K97581 01AV452 SB10K97597 01AV490.

Compatible Models:
Fit for Lenovo ThinkPad T470 T570 A475 A485 T480 T580 P51S P52S TP25 Series.

On Apr 28, 2026 at 19:31:00 PDT, seller added the following information: