Welcome to JOTACT
JOTACT provides laptop power products, including batteries, adapters, network equipment, etc.
We are passionate about excellence, so every customer who buys our products in our store,you can expect to find quality materials, reliable performance, affordable prices and excellent customer service!

Item Model: L18L4P71
Voltage:15.4V
Capacity:51Wh/3312mAh
Warranty:12 Months Long

Replacement Part Numbers：
L18L4P71 02DL004 SB10K97642 02DL005 L18M4P72 SB10K97643 02DL006 L18C4P71 SB10K97644

Compatible Laptop Models(use "Ctrl+F to find your model quickly")：
Compatible with Lenovo ThinkPad X1 Carbon 7th Gen / X1 Carbon 2019 Gen Series
Lenovo ThinkPad X1 Carbon 8th Gen / X1 Carbon 2020 Gen Series
Lenovo ThinkPad X1 Yoga 4th Gen / X1 Yoga 2019 Gen Series
Lenovo ThinkPad X1 Yoga 5th Gen / X1 Yoga 2020 Gen Series

Package List:
1X L18L4P71 battery
1X Instruction manual

Notes:
①After installing the battery, you can try to calibrate the power management system. Discharge the new battery to 10% (not 0%), then charge and cycle 3-4 times to wake up the new battery.
②During the use of the battery, it is best not to discharge to less than 6% or turn off the computer power,otherwise it may be easily damaged and may not be fully charged.
③Do not connect the adapter for a long time when using the battery. Otherwise, the battery may be damaged.
④Avoid man-made impact, disassembly, squeeze or puncture. Do not throw it into fire or water.Avoid using the battery in an environment where the temperature is too high or too low.
⑤If you do not use the battery for a long time, make sure to charge the battery more than 80% per month.
It is important to perform a complete discharge every two months to extend battery life.