Technical Parameters AC Input: 100 to 240V 50 to 60Hz DC Output: 19.5V-9.23A 180W (also compatible with 19.5V 6.7A 130W) Max power 180W Fast Adapter Connecter size: 7.4 x 5.0 Cord Cable: USA plug Item Includes: AC Adapter Unit & One Power Cord assured: 12 months Compatible Part Number: NDFTY, 450-AGCU, 0N7MWW, N7MWW,450-16902, A-0180ADU00-201, ADP-180MB B, FA180MP111, 74X5J, 78X5J, JVF3V,LA150PM121,PA-1151-56D,H1NV4,PA-5M10,ADP-150RB B,ADP-50EB, DA150PM100-00,J408P,W7758,PA-1151-06D2,PA-15 PA15,N3834,N3838,PA-1151-06D,320-2746,D1404,D2746,N426P, 330-5829, R940P,330-7842,330-5830, 0WW4XY, DA180PM111,FA180PM111 ADP-180MB B, la130pm121 da150pm100-00,DW5G3, 0DW5G3, 74X5J, 074X5J, WW4XY, TW1P0, F0G4K, JVF3V, 331-1469, 331-7957, Compatible withReplacement for Alienware 15 R1 R2 R3 R4 R5 Alienware 17 R1 R2 R3 R4 R5 Alienware 13 R1 R2 R3 R4 M13 Alienware 14 M14X ,M11X,Alienware-m15X,Alienware Area-51m,Alienware m17 m17X ,X51,m15 Alienware Alpha ASM100;ASM-R2 dell G3 Series : 3579 3779 15 17 dell G5 Series: 5587 5590 15 dell G7 Series : 7588 7590 7790 15 17 Precision Series: 7520 7530 7510 7710 M2800 M4600 M4700 M4800 M6600 M6300 3510 3520 NOTE:Please make sure your original DC Output voltage, current & Connector size are accordant with this ac adapter before Buying !