Specification:
Battery Model:L21M4P77
Voltage:15.52V
Capacity:72Wh 4640mAh 4-cell
Battery Type: Li-ion
Condition:Brand New
Warranty:30-day refund and 12-month warranty.
Replacement for Part Number:
L21M4P77 SB10W51988 5B10W51887 SB11M89886 5B11M90085
L21C4P74 SB10W51989 5B10W51888 SB11M89887 5B11M90086
L21D4P76 SB10W51990 5B10W51889 SB11M89888 5B11M90087
Note: To save you time and money, please open the back cover of your laptop to confirm that your battery is the same as the described in the picture before ordering.
Compatible Machine Models:
for Lenovo ThinkPad Z16 Gen 1 (Type: 21D4 21D5) Series
for Lenovo ThinkPad Z16 Gen 2 (Type: 21JX 21JY) Series