Model: HP 230W Slim Smart AC Adapter Part Number: 925141-850 Output Power: 230W Output Voltage: 19.5V or 19V (depending on model) Output Current: 11.8A or 12.2A (depending on model) Input Voltage: 100-240VAC Input Frequency: 50-60Hz Input Current: Up to 3.0A Connector: 7.4mm x 5.0mm barrel plug with pin Dimensions: 3.1 x 9.5 x 2.6 cm (1.2 x 3.7 x 1.0 in) Weight: 0.4 kg