New 240W 19.5V 12.3A AC Charger Fit for Dell Alienware M17X M18X X51 13 15 17 R2 R3 R4 R5 Precision M6400 M6500 M6600 M6700 M6800 7710 7720 7730.

Input voltage: 100-240V ~ 3.5A 50-60Hz Output parameters: 19.5V - 12.3A Connector Size: 7.4 mm X 5.0 mm with center pin Item size: Approx. 7.8 * 3.93 *1 inch Package: 240W Adapter *1, Power Line *1