... Model :Original Delta AC Adapter, 90W Power, 19V DC Output, 4.47A, 5.5 x 2.5 2-prongKey Specifications/ ... Special Features:Original delta AC adapter 90W, 19V, 4.74A 5.5 x 2.5 2-prongInput: 100 ... to 240V AC (worldwide use)Output: 19V DC, 4.74APower: 90WOutlet: 2-prongConnecter size:Internal diameter: 5.5mmExternal ... warranty Original Delta AC Adapter, 90W Power, 19V DC Output, 4.47A