The Dell 90W (19.5V/4.62A) (HA90PE1-00) AC Adapter Power Supply. Black Version.
Features:Genuine Dell OEM adapter delivering 90W of power (19.5V 4.62A) Worldwide compatible 100240V AC input (5060Hz), suitable for international travel Uses a 7.4×5.0mm barrel connector (large-tip) for compatibility with many Dell Latitude, Inspiron, XPS, and Precision models Includes built-in safety protections: over-voltage, over-current, short-circuit, and thermal protection Compact and durable black housing, includes full power cable