L21M3PE0 Laptop Battery Replacement for Lenovo IdeaPad Flex 5-14IAU7 5-14ALC7 5-14ABR8 5-14IRU8 / Flex 7-14IRU8 5-14ALC7 Series L21C3PE0 L21L3PE0 L21M3PE1 L21M3PE2 11.52V 52.5Wh 4558 mAh

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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.

ModelL21M3PE0 Battery
TypeLi-ion
Voltage11.52V
Capacity52.5Wh 4558mAh
Condition : 100% New from Manufacturer, Grade A Cell
Packing Included:

1* L21M3PE0 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:

L21M3PE1 SB11F38037 5B11F38034
L21L3PE0 SB11F38040 5B11F38038
L21B3PE0 SB11F38039 5B11F38035
L21M3PE0 SB11F38041 5B11F38042
L21C3PE0 SB11B53887 5B11F38043
Compatible Models: (use "Ctrl+F" to find your model quickly)

Fit for Lenovo IdeaPad Flex 5 14ABR8 Series
Fit for Lenovo IdeaPad Flex 5 14ALC7 Series
Fit for Lenovo IdeaPad Flex 5 14IAU7 Series
Fit for Lenovo IdeaPad Flex 5 14IRU8 Series
Fit for Lenovo IdeaPad Flex 5 16ABR8 Series
Fit for Lenovo IdeaPad Flex 5 16ALC7 Series
Fit for Lenovo IdeaPad Flex 5 16IAU7 Series
Fit for Lenovo IdeaPad Flex 5 16IRU8 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 Batter