1, input voltage :100-240 V 50-60HZ 2, the output voltage: 3.3 V/5V/7.5V/9V/11V/12V/13V can be adjusted. with 8 tip connectors to suit to various notebooks; 3, output: 39 W 4, the EU regulation, the Australian, British regulations, the United States and the arbitrary choice for the client 5, can provide the certificate: CE / FCC / Australia, ROHS( certificate and test report are available) 6, the range of use: LCD monitors, laptop ,ipod camera,CD player,battery charger and other electronic devices.