Welcome to OUWEE
Before placing your order, we highly suggest you to open the back case of your latptop and check out the exact part number of your laptop's original battery.

1.Battery Type: Rechargeable Li-ion Battery
2.Model: 01AV430
3.Voltage: 11.52V
4.Capatity: 57Wh 4950mAh
5.Connector: Please refer to the picture and check it.
6.Certificate: CE,RoHS,FCC，100% New from Manufacturer, Grade A Cell
7.Worry-Free Warranty:
At OUWEE, we believe in our battery. That's why we back them all with an 12-month warranty and provide friendly customer service, easy-to-reach support.

8.Replacement for Part Number:
01AV430 SB10K97587 01AV431 SB10K97588 01AV494 01AV429 SB10K97586

9.Compatible Models (use "Ctrl+F to find your model quickly")
Fit for Lenovo ThinkPad X1 Carbon 5th Gen 2017 Series Notebook
Fit for Lenovo ThinkPad X1 Carbon 6th Gen 2018 Series Notebook

10.Package included:
1X 01AV430 Battery.

11.For Optimal Use battery:
①Discharge the new battery to 5% (not 0%), then charge and cycle 3-4 times to wake up the new battery.
②The important point is to perform a full discharge charge every other month to extend battery life.
③Don't connect adapter for a long time while using the battery. It may damage the battery.
④Avoid artificial shocks, disassembly, crush or puncture. Do not dispose of in fire or water.
⑤Avoid using the battery in an environment where the temperature is too high or too low.