L21B4P71 L21M4P75 Laptop Battery 57Wh 3711mAh 4-Cell 15.36V Compatible with Lenovo ThinkPad T14s Gen 3 / ThinkPad T14s Gen 4 Series L21D4P74 L21L4P73

【Specifications】Battery Model: L21B4P71 / Voltage: 15.36V / Capacity: 57Wh 3711mAh 4-Cell / Color: Black / Condition: Brand New.
【Replace Part Number】 L21B4P71 SB10W51978 5B10W51877 SB11M89834 5B11M90033 L21L4P73 SB10W51975 5B10W51874 SB11M89831 5B11M90030 L21M4P75 SB10W51976 5B10W51875 SB11M89832 5B11M90031 L21D4P74 SB10W51977 5B10W51876 SB11M89833 5B11M90032
【Compatible with Laptop Models】 for Lenovo ThinkPad T14s Gen 3 (Type: 21BR, 21BS, 21CQ, 21CR) series; for Lenovo ThinkPad T14s Gen 4 (Type: 21F6, 21F7, 21F8, 21F9) 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 3-71 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.

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