Techno Earth&reg; New! Ac Power Adapter for Hp Pavilion Dv4150us / Dv4155 / Dv4155cl / Dv4155us / Dv4165 65w 18.5v 3.5a New! Ac Power Adapter for HP Pavilion DV4150US / DV4155 / DV4155CL / DV4155US / DV4165 65W 18.5V 3.5A Input : Ac 100-240V (Worldwide Use) Output : Dc 18.5V Outlet : 3-Prong Connector size : 4.8 mm x 1.7 mm