Input: 110V - 240V 50/60Hz;Output: 19V 2.1A 40W; Plug Size: 3.0mmx1.0mmx1.1mm AD-4019,ADP-40MH AB, AD-4019P, PA-1400-14,AA-PA2N40S,AD-4019W, AA-PA2N40L, BA44-00278A, AD-4019W, AA-PA2N40L, BA44-00278A