Input: AC100-240V (worldwide use) Output: DC18.5V 3.5A Power: 65W Connecter size: Internal Diameter: 1.7mm External Diameter: 4.8mm Fit Laptop and Notebook PC models: Compaq Presario M2000 Series: M2000, M2001, M2005, M2005US, M2007, M2007US, M2010, M2010CA, M2010US, M2015, M2015CL, M2070, M2070US, M2099, M2100, M2100, M2101, M2101US, M2105, M2105CA, M2105US, M2108, M2108US, M2200, M2300, M2400, M2401, M2401XT