56479-421, HSTNN-DB6I, HSTNN-DB6K,HSTNN-LB6J, HSTNN-LB6K, VI04

  【Fit Machine Models】

HP ProBook 440 G2 Series,
HP ProBook 450 G2 Series,
Envy 14-U003TX, J6M89PA, Pavilion 15-p003ax