DigiEspow New Replacement Laptop Battery for HP EliteBook 8440w 6440b HP ProBook 6445b 6540b 6545b HP Compaq Business Notebook 6530b 6535b 6730b 6735b;fits HP 482962-001 HP 484786-001 HP HSTNN-UB69 HP HSTNN-XB24 HP HSTNN-XB59 Batteries [Li-ion 11.1V 4400mAh Black] DigiEspow New Laptop Battery Pack for HP EliteBook 6930p HP EliteBook 8440p HP EliteBook 8440w HP ProBook 6440b HP ProBook 6445b HP ProBook 6540b HP ProBook 6545b Li-pion 6Cell 11.1V 4400mAh 49Watt-Hour Black Replacement with HP HSTNN-UB69 HP HSTNN-XB24 HP HSTNN-XB59 HP HSTNN-XB61 HP HSTNN-XB68 100% compatible and will meet or exceed original specification . Brand new!