This is a new Lenovo L20L4P72 battery for the Lenovo ThinkPad T14S Gen 2 that features the highest quality lithium-ion cells and components.

This L20L4P72 battery is rated 15.4 volts and 57 Whr and will normally last 5-7 hours on a full charge.

This Lenovo L20L4P72 battery is 100% compatible with the original battery specifications and is individually tested and backed by a 2 Year warranty. This Lenovo L20L4P72 battery is rated 15.4 volts and 56 Whr and will normally last 5-7 hours on a full charge.

You can expect about 2 hours to 4 hours of run time with this Lenovo L20L4P72 battery when new, depending on your energy use.