Green Cell LK03XL (HP149V2) is a laptop battery for the listed HP Envy x360 series, including 15-BP, 15-BP000, 15-BP100, 15-CN, 17-AE and 17-BW. It is intended as a replacement battery for compatible laptops in these series.
Its 3100 mAh capacity and 11.55 V voltage are specified for this model. The battery uses three Li-Polymer cells, providing the stored energy for laptop operation away from an outlet.
Green Cell lists both overcharge and overdischarge protection among its features. This identifies the battery’s protection functions while keeping the description specific to the HP149V2 model.