Battery for Lenovo ThinkPad T420s T420si / 14.4V 2200mAh

This brand new Lenovo Battery with Green Cells is compatible with the part numbers OA36287, 0A36287, 42T4844 and 45N1039 found in the Lenovo ThinkPad T420s and T420si. Manufactured under strict quality control standards and features Li-ion cells. Green Cell's lithium-ion cells ensure that the laptop is charged very quickly and lasts quite a long time. When purchasing this product, you enjoy a 12 month warranty and can return it to us within 30 days of purchase for a full refund of the purchase price.