Dell 330W AC Adapter with 6 Foot Power Cord (DA330PM111, XM3C3, ADP-330AB B, 5X3NX, 332-1432, Charger, PA) Input: 100-240V, 50-60Hz~1.5A Output: 330 Watt 19.5V 16.9A Comes with 6 foot tail power cord Compatible with the M18x, M18x R1, M18X R2, M18(2014). Also, Compatible with the Dell Alienware X51, X51 R2, X51 R3.