ATC Extended Battery Replacement for HP Pavilion dv9000, dv9100, dv9200, dv9500, dv9600, dv9700 Series(12-Cell Equivalent) Replace PN:416996-131 416996-441 432974-001 434674-001 434877-141 448007-001 EV087AA EX942AA HSTNN-IB34 HSTNN-IB40 HSTNN-LB33 HSTNN-Q21C [14.4V 7200mAh]