L21M4P77 Laptop Battery 72Wh 4640mAh 15.52V Compatible with Lenovo ThinkPad Z16 Gen 1 / ThinkPad Z16 Gen 2 Series SB10W51988 5B10W51887 L21C4P74 SB10W51989 5B10W51888 L21D4P76

Specifications Battery Model: L21M4P77 / Voltage: 15.52V / Capacity: 72Wh 4640mAh 4-Cell / Color: Black / Condition: Brand New.
Replace Part Number L21M4P77 SB10W51988 5B10W51887 L21C4P74 SB10W51989 5B10W51888 L21D4P76 SB10W51990 5B10W51889
Compatible with Laptop Models For Lenovo ThinkPad Z16 Gen 1 (Type 21D4, 21D5) Series; For Lenovo ThinkPad Z16 Gen 2 (Type 21JX, 21JY) Series.
Purchase Skills Please open the back cover of the laptop before ordering and make sure that the original battery model is consistent with the listing. After getting the battery, please install the battery correctly, make sure that the battery connector is firmly connected to the laptop motherboard, and use the original charger to charge the laptop.Discharge the new battery to 5% (not 0%), then charge and cycle 3-4 times to wake up the new battery.
EPYOBW Promise All EPYOBW's batteries are certificated by UL/CE/FCC/RoHS. Our batteries are tested by strict quality control standards to ensure that the capacity is true, stable current, low self-discharge.And we also have short circuit, overheat, and overload protections. We are confident in the performance of replacement batteries and professional service.