Samsung 19V 2.1A 40W replacement Travel AC Charger for Samsung Series 9 Notebook NP900X1B,NP900X1B-A02US,NP900X1B-A02,NP900X1BA02US,NP900X3A,NP900X3A-A02US,NP900X3A-A02,NP900X3AA02US, 100% compitable with P/N: AD-4019P,PA-1400-14,AA-PA2N40S,AD-4019W, AA-PA2N40L, BA44-00278A, AA-PA3NS40/US, BA44- 00279A, PA-1400-14. Output power:19V 2.1A 40W Worldwide compatibility: Free Voltage 100-240VAC Replacement Product, works as genuine parts, 100% Compatible with Original P/N :AD-4019P,AD-4019W 1 Year Warranty 2 Pin Wall Mount Plug (No Power cord needed)