Top quality replacement battery for laptops and notebooks, made from high gradesamsung original cells.Features100% compatible with specified laptop brand & sizeMade from high quality materialsSamsung original cells for long life cycleTrue output gives correct voltage requiredSpecificationsItem No: HP DV4Chemistry: Li-ionCompatible ModelsPAVILION DV4 DV5 DV6 GQ61Compatible Part NoHP:? 462889-121 , 462889-421 , 462890-151 , 462890-161 , 462890-251 , 462890-541 , 462890-751 , 462890-761 , 482186-003 , 484170-001 ,484170-002 , 484171-001 , 485041-001 , 485041-003 , 487296-001 , 487354-001 , 497694-001 , 498482-001 , EV06055 , HSTNN-CB72 , HSTNN-CB73 , HSTNN-DB72 , HSTNN-DB73 , HSTNN-IB72 , HSTNN-IB73 , HSTNN-LB72 , HSTNN-LB73 , HSTNN-UB72 , HSTNN-UB73 HSTNN-XB73 , KS524AA , KS526AA , HSTNN-XB72