This is a brand new L20D3P71 battery for the Lenovo ThinkPad T590, ThinkPad T15 and ThinkPad P15s models. This L20D3P71 battery features the highest quality lithium-ion cells and components.

This Lenovo L20D3P71 battery is compatible with the ThinkPad T590, ThinkPad T15 Gen 1 and 2, ThinkPad P15s Gen 1, ThinkPad P15s Gen 2. Additional compatible models are listed below.

This Lenovo L18M4PF1 battery is 100% compatible with the original battery specifications and is individually tested and backed by a 2 Year warranty.

This 4-cell lithium-polymer Lenovo L18M4PF1 battery is rated 15.36 volts and 4500 mAh and will normally last 7 hours on a full charge.

You can expect about 2 hours to 4 hours of run time with this Lenovo L18M4PF1 battery when new, depending on your energy use.