Specification：
INPUT: 100-240V 50-60Hz
OUTPUT: 19V 2.1A, 40W
Connecter size: 3.0mm×1.1 mm (ref to the picture).
Outlet: 2-prong
Cord Cable: US plug
One Power cord is included with this adapter for FREE
Replace Part Number
AD-4019,ADP-40MH AB, AD-4019P, PA-1400-14,AA-PA2N40S,AD-4019W, AA-PA2N40L, BA44-00278A
100% Compatible With P/N: AD-4019W, AA-PA2N40L, BA44-00278A.