This brand new Lenovo ThinkPad L540 battery. This battery is also compatible with the ThinkPad T440P T540P L540P and W540 models.

We use the highest quality lithium-ion battery cells and components that charge faster, last longer and weigh less than cheaper, lower quality batteries. Lower quality batteries can wear out in just a few months. Our batteries can last up to 5 years.

This battery is 100% compatible with the original Lenovo battery specifications and is individually tested and backed by a 2 Year warranty.

You can expect about 2 - 3 hours of run time with this ThinkPad L540 battery when new, depending on your energy use. If you are looking for even longer battery run times, check out our extended run battery for your Lenovo laptop (our Long Life Lenovo L540 battery.