SKO-BATT 4C 41WHR 2.8AH LI HS04041-CL

HP 807957-001 is a four-cell lithium-ion replacement battery for HP Notebook computers. Identified as model HS04, it is intended for notebook models that call for this specific spare part.

The service manual lists an energy capacity of 41 Wh and a charge capacity of 2.8 Ah. The battery serves as the computer’s removable power source for portable use, with those values describing its stored energy and electrical charge capacity.

This variant is distinct from HP 807956-001, which the manual identifies as a three-cell battery with 31 Wh capacity. Choose 807957-001 when servicing an HP Notebook that specifies the four-cell version.