100% Brand New, DC-Output: 19V-4.74A-90W (18.5V, 19.5V / 65W, 45W compatible) Input: 100-240V - 1.8A 50/60 Hz; Brand new laptop charger with power cable included. DC Connecter size: Internal Diameter: 5.0mm, External Diameter: 7.4mm; With central smart-pin; (Note: Please make sure the DC output and tip size of ac adapter are accordant before you buy).