L20C4P71 SB10T83217 5B10W13974 Laptop Battery replacement for Lenovo ThinkPad X1 Carbon 9th Gen 10th Gen X1 Yoga 6th 7th Gen 2021 Series L20M4P71 L20D4P71 L20L4P71 SB10T83216 5B10W13973 5B10W13975

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Lithium-ion batteries, rechargeable batteries for portable electronics,100% new from Manufacturer. Adopt strict quality control standards, reliable and high-quality batteries. Meet the OEMs specifications, be stable and last long, Lower Power Consumption, provide stronger power for your laptop.

ModelL20C4P71 Battery
TypeLi-ion
Voltage15.44V
Capacity57Wh 3695mAh
Condition : 100% New from Manufacturer, Grade A Cell
Packing Included:

1* L20C4P71 battery
1* Instruction manual
Meet the OEM. CE / FCC / RoHS certified.
Easy to install.
Up to 1000+ recharge cycles over the life of the battery.
Easily deal with various practical environments and bring you a stronger battery life experience.
Method 1: Use System Information to find your laptop model

Step 1: Press " Windows + R " to open the Run window.
Step 2: Type " msinfo32 " in the empty box and click " OK " to open System Information.
Step 3: Keep in the " System Summary " section and you will find the " System Model " item in the right pane.
Method 2: Open the back cover of the laptop and confirm the battery type and capacity, as well as the model of the laptop.

Step 1: Turn off the laptop and unplug the power cord (to prevent electric shock)
Step 2: Remove the back panel with a screwdriver. (Please proceed with care to avoid damage to the laptop's components.)
Step 3: Disconnect the cable connected to the battery and remove it. After that, you can check the specifications of your battery.
Replacement Part Number:

L20C4P71 L20D4P71 SB10T83217 5B10W13974 SB10T83216 5B10W13973 L20M4P71 SB10T83218 5B10W13975 L20L4P71 SB10T83215 5B10W13972 4ICP5/41/108.
Compatible Models: (use "Ctrl+F" to find your model quickly)

Fit for Lenovo ThinkPad X1 Carbon 9th Gen 2021 Series
Fit for Lenovo ThinkPad X1 Carbon 10th Gen 2022 Series
Fit for Lenovo ThinkPad X1 Carbon 11th Gen 2023 Series
Fit for Lenovo ThinkPad X1 Yoga 6th Gen 2021 Series
Fit for Lenovo ThinkPad X1 Yoga 7th Gen 2022 Series
Fit for Lenovo ThinkPad X1 Yoga 8th Gen 2023 Series
Note: For more accrate, please check the part number of your original battery.
Manual calibration, The steps are:
1) Shut down, plug in the power adapter to fully charge the battery. If the battery is full, you can proceed directly to the next step.
2) Unplug the power adapter, turn on the battery, and let the battery automatically discharge until the computer automatically shuts down. During this period, it is best not to do any computer operations.
3) Plug in the battery adapter and fully charge the battery. This process is OK if it is turned on or not.
To borrow software, such as batteryMon :
1) Install the battery, plug in the power adapter, and power on. Run Batterymon and click the start button. After charging, shut down and unplug the adapter.
2) Restart and run Batterymon. Close all applications, adjust the power plan to turn off the screen for 1 minute and never go to sleep, and then slowly wait for the battery to discharge until it automatically shuts down. Repeat the operation 3 times.
3) The software is still used, but the battery manager on the official website is used, just follow the instructions.
Besides, The software is still used, but the battery manager on the official website is used, just follow the instructions.
Use the battery that comes with BIOS to calibrate:
(1) After booting, quickly press the "F2" key to enter the BIOS menu; use the left and right direction keys to select and enter the Power menu.
(2) Enter the Power menu, you can see the "Start Battery Calibration" option, select it and press the Enter key to execute.