This is a new Lenovo L21B4PC0 battery for the Lenovo Legion 5-15ARH7, Legion 5-15ACH6, Legion 5-15IAH7 models. This Lenovo L21B4PC0 battery features the highest quality battery cells and components that charge faster and last longer than cheaper batteries on the market.

This Lenovo L21B4PC0 battery is 100% compatible with the original battery specifications and is individually tested and backed by a 2 Year warranty.

This Lenovo L21B4PC0 battery is rated 15.4 volts and 80 Whr and will normally last 5-7 hours on a full charge.

You can expect about 7 hours of run time with this L21B4PC0 battery when new, depending on your energy use.