... *Output:DC 18.5V, 3.5A *Connecter size:4.8* 1.7mm Compatibility:Replace Part Number: Fit Laptop models:Compaq Armada Series ... , DS860P, DT412C, DT483A, DT486A, DT610C, DT611C, DT636P, DV611P... 18.5V 3.5A Notebook HP Compaq Laptop Car Charger 65W