Battery for Lenovo ThinkPad T420s T420si / 14.4V 3600mAh

This Green Cell Lenovo laptop battery is compatible with battery part numbers OA36287, 0A36287, 42T4844, 42T4845, 42T4846, 42T4847, 45N1038 and 45N1039 found in Lenovo ThinkPad T420s and T420si. Manufactured under strict quality control standards and using Panasonic cells, it is reliable and safe. The 6 lithium polymer cells from Panasonic ensure that the laptop charges very quickly and lasts a long time. When purchasing this product, you get a 12 month warranty and you can return it to us within 30 days of purchase for a full refund of the purchase price.