Product Description：Condition: Brand New - Grade A cells,100% Compatible and high quality,the best replacement battery for your laptop.Brand: NewBattery type: PolymerModel: M6600Color: BlackCell: 9 CellsVoltage: 11.1 VCapacity: 7800 mAh / 87WhColor: black as picturesPackage including: battery (in packing carton box)Compatible part numbers: (Not sure about the battery model, you can ask customer service)This brand New battery is good for : Type 97KRM / 451-BBGN / 451-BBGO Notebook Battery0FVWT4 0TN1K5 R7PND V7M28 3DJH75V19F 97KRM 9GP08 FV993 H1MNH PG6RC312-1176 312-1177 312-1178 312-1354451-11742 451-11743 451-11744451-BBGN 451-BBGOCompatible With Models: ( Press " Ctrl+F " to Find your laptop model)This brand New battery is good for :Precision M4600 Mobile WorkStationPrecision M4600Precision M4700 Mobile WorkStationPrecision M4700Precision M4800 Mobile WorkStationPrecision M4800Precision M6600 Mobile WorkStationPrecision M6600Precision M6700 Mobile WorkStationPrecision M6700Precision M6800 Mobile WorkStationPrecision M6800