This is a new Lenovo 5B11F21940 battery that features the highest quality lithium cells and components.

This 5B11F21940 battery is compatible with the ThinkPad L14 G3, ThinkPad L15 G3 and the Lenovo C14 G1 models. Additional compatible models are listed below.

This Lenovo 5B11F21940 battery is 100% compatible with the original Lenovo battery specifications and is individually tested and backed by a 2 Year warranty.

This lithium-polymer Lenovo 5B11F21940 battery is rated 11.4 volts and 42 Whr and will normally last 7 hours on a full charge.

You can expect about 5-7 hours of run time with this Lenovo 5B11F21940 battery when new, depending on your energy use.