BTI - Notebook battery (equivalent to: Lenovo L20M4P75) - lithium ion - 4-cell - 5800 mAh - 90.1 Wh
BTI L20M4P75-BTI 4-CELL 15.52V LI-ION NOTEBOOK BATTERY FOR LENOVO THINKPAD P1 GEN 4, P1 GEN 4 20Y3, P1 GEN 4 20Y4, X1 EXTREME 4TH GEN, X1 EXTREME 4TH GEN 20Y5, X1 EXTREME 4TH GEN 20Y6.
- Specs: Li-Ion, 15.52V, 90.1Whr, 4 Cell
- Model Fits: LENOVO THINKPAD P1 GEN 4, P1 GEN 4 20Y3, P1 GEN 4 20Y4, X1 EXTREME 4TH GEN, X1 EXTREME 4TH GEN 20Y5, X1 EXTREME 4TH GEN 20Y6
- Replaces OEM: L20D4P75, L20M4P75, SB11B79215, SB11B79216, 5B11B79217, 5B11B79218, 5M11L99160
- 18 Month Manufacture Warranty
- USA Based Customer Service Call Center