Laptop/Notebook AC Adapter/Power Supply Charger+Cord for HP/Compaq Business 6730b 6730s 6735 6735b 8510 nx6330 nx8420 nx9420 DC-Output : 19V-4.74A-90W - Input : 100-240V 1.5A 50/60 Hz Package Includes : One AC Adapter and One US Power Cord for Listed Models 100% OEM compatible This Product has 12 MONTHS REPLACEMENT WARRANTY