RAVPower&reg; 10.8V/4.4A 6-Cell Laptop Notebook Replacement Li-ion Battery for HP Compaq Business NoteBook 6515B, NC6200, NX6120, NC6100, 6510B, NC6220, NX6125, 6710B, NC6230, NX6140, 6710S, NC6400, NX6310, 6715B, NX5100, 6715S, NX6100, NX6315, NC6105, NX6105, NX6320, NC6110, NX6110, NC6115, NX6325, NX6220, NC6120, NX6115, NX6330; Fits HSTNN-DB05, HSTNN-DB16, HSTNN- DB28, HSTNN-FB05, HSTNN-FB18