AC40W, Various voltage suitable for the most laptops/ notebook computers. Fits for Acer, Asus, Benq, Compaq, Dell, Gateway, HP, IBM, Sony, Toshiba and Winbook AC Inout: Input Voltage: AC 110 – 240 V Input Current: 1.0A Output Voltage: DC9-20V Output Current: : DC9.5/ 12/ 16/ 18/ 19/ 20V Power: 40W