11.1V 3900mAh 42T4844 Laptop Battery for Lenovo ThinkPad T420S

laptop battery for lenovo T420S from Well Tech Battery directly, the 15 years’ experience lithium-lion battery China factory.

We use the highest quality lithium-polymer/lithium-ion(18650) battery cells and components that charge faster and last longer than cheaper, lower quality batteries. Li-polymer cells give you longer run times with less weight. And higher quality cells mean a faster charge, longer run time and longer life. Cheap batteries can wear out in just a few months.

Well Tech's LENOVO T420S laptop battery is made of Grade A+ lithium-polymer and imported TI chip, ensure battery in high performance and support longer back up time. Lenovo 42T4845 laptop battery is our strength products.

Model: LE T420S-6C

Voltage: 11.1 Volts

Battery Capacity: 3900mAh

Battery Type: Li-polymer

Color:Black

Useful Life: 300-500 recharges

Certifications: CE, RoHS, FCC, MSDS, UN38.3

Replace part numbers:

0A36287 42T4844 42T4845

Compatible laptop models:

Lenovo ThinkPad T420S