Fit Laptop Models: HP Compaq Business Notebook NC Series: nc6400, nc2400, nc4400, nc6320, NC6400 HP Compaq Business Notebook NW Series: nw8440, nw9440, HP Compaq Business Notebook NX Series: nx6310, nx6315, nx6320, nx6325, nx7300, nx7400, nx8420, nx9420, HP Compaq Tablet PC TC Series: tc4400 (the models with 65W adapter), HP Compaq Notebook PC: Mini-2133, 2533t Mobile Thin Client, 510, 530, 2230s, 2510p, 2710p, 6510b, 6515b, 6530b, 6535b, 6710b, 6715b, 6720t Mobile Thin Client, 6730b, 6730s, 6735b, 6735s, 6830s, 6910p, HP Mobile Workstation Series: 8510p, 8510w, 8710p, 8710w HP Compaq Presario Series: A900, CQ40, CQ45, CQ50, CQ50-100, B1210, HP EliteBook Notebook PC Series: 2530p, 2730p, 6930p, 8530p, 8530w Mobile Workstation, HP Pavilion DV4-1000 Series: DV4-1000, DV4T-1000, DV4Z-1000 CTO, HP Pavilion DV5-1000 Series: DV5-1120, DV5-1120US, DV5-1124, DV5-1124CA, DV5t, DV5z, HP Pavilion G5000, G6000, and G7000 Series