High Quality Replacement Battery for Lenovo ThinkPad X220 X220i, 42T4901 Battery

42T4901 Battery,Compatible with Lenovo ThinkPad X220 X220i

+Our batteries are 100% WITH CE-/FCC-/RoHS-Certified for safety
+We only uses high quality materials and grade A battery cells to ensure true capacity and more recharge cycles.
+Thorough, comprehensive testing – each battery cell is tested for correct capacity and to ensure all safety requirements are met - all before installation.

This Lenovo 42T4901 battery Replaces:

0A36282 42T4861 42T4865 FRU 42T4861 42T4873 42T4875 42T4899 ASM 42T4862 42T4901

This 42T4901 battery Fits The Following Lenovo Models:

Lenovo ThinkPad X220
Lenovo ThinkPad X220i

FAQs

Q: How to charge the Lenovo 42T4901 battery properly?

A: You should charge the replacement battery for Lenovo 42T4901 before the battery exhaustively discharged, otherwise it will shorten its life. It is feasible to charge the laptop battery before the power is less than 20%. Meanwhile, the battery should be charged in a dry place, and please pay attention to high temperature, which is the biggest threat to battery life.

Q: How to deal with the replacement battery for Lenovo 42T4901 when you won't use for a long time?

A: If you let your Lenovo 42T4901 battery lay idle for a long time, please charge the laptop battery or discharge to about 40%, and then put it in a dry and cool place to save. Indoor temperature is best maintained at 15 to 25 degrees Celsius because the temperature is easy to accelerate the battery aging either too high or too low. You'd better fully charge and discharge the battery at least once a month. Finally please save it in accordance with the above method.

Q: How to replace your Lenovo 42T4901 Battery?

1.Turn off your Lenovo 42T4901 laptop and disconnect the AC adapter.
2.Release the latch or other attachment devices that hold your battery in place.
3.Slide the old battery out of its compartment or storage bay
4.Take the replacement battery for Lenovo 42T4901 laptop out of the box.
5.Slide it into the notch or bay.
6.Close the safety latch to lock it into place.
7.Reconnect the AC adapter and give the new battery for your Lenovo 42T4901 notebook a full charge.

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