SUNNEAR L17C4P72 Laptop Battery Replacement for Lenovo ThinkPad X1 Extreme 1st Gen/2nd Gen ThinkPad P1 1st/2nd Gen Series L17M4P72 01AY968 01AY969 L18M4P71 01YU911 5B10V98091 SB10Q76929 SB10Q76928

Please open your laptop case, check and confirm your original battery model and appearance, compared with our battery image, make sure that's what you need. Especially the location of the connector and the cable length (long or short).
Models: L17C4P72
Voltage: 15.36V
Capacity: 80Wh/5235mAh
Battery Type: Li-ion
Battery Condition: Brand New
Compatible Part Number: SB10Q76928 01AY968 L17M4P72 L18M4P71 SB10S57317 01YU911 L17C4P72 SB10Q76929 01AY969 5B10W13900 5B10W13899 5B10W13953 5B10V98091 .
Lenovo ThinkPad X1 Extreme 1st Gen/2nd Gen Series Notebook.
Lenovo ThinkPad P1 1st Gen/P1 Gen 2 Series Notebook.

When you get the new battery, discharge the battery to 5% (not 0%), then charge to 95%, cycle 3-4 times to wake up the new battery.
The important point is to perform a full discharge and charge every other month to extend the battery life.
Do not connect adapter for a long time while using the battery. It may damage the battery.
Avoid artificial shocks, disassembly, crush or puncture. Do not dispose of it in fire or water.

Brand new from manufacturer. Tested with strict quality control standards
Up to 600 recharge recycles
Grade A cells ensure High capacity and smart chip ensure low power consumption
Professional Service Team24 x 7 email support, 12 months service, 30 days Refund.

Discharge the new battery to 10% (not 0%), then charge (100%) and cycle 3-4 times to wake up the new battery.
Never let it discharge to less than 5%.
Plug in the power adapter for a long time and discharge it once a month.
When storing it for a long time, charge it to about 50%.
If you find any inconvenience or malfunction of our battery, please feel free to inform us.

Please read before purchasing Battery Specification: Replacement for Battery Maintenance Methods for Optimal Use Why should l choose SUNNEAR battery? Laptop Battery Instructions: