L20M3P71-BTI - BTI - Laptop battery (equivalent to: Lenovo L20M3P71, Lenovo SB11A13105, Lenovo 5B11A13107, Lenovo 5B11A13108, Lenovo L20C3P71, Lenovo L20L3P71, Lenovo SB11A13106)

Lithium Ion - 3-cell - 4570 mAh - 52.9 Wh