... :BlackPackage Include:1 x Battery For HP Pavilion DV4 DV5 DV5T DV5Z DV6 DV6T DV6Z(11.1V 4400mAh)Compatibel With:HP PresarioCQ40 ... HSTNN-W50C, 485041-002, 498482-001, 497694-001, 487354-001, 487296-001, 485041-003, 462891-141, HSTNN-IB79, 484171-001, HSTNN-LB79, HSTNN-DB73, HSTNN ... is not compatible with dvt6-4000 ,dv5t-2000 series, dv5-2000 series and DV6-3000 series. Any you need,please let us know at ...