Go to Amazon.com : http://www.amazon.com/gp/product/B003WHDD0W?tag=theatrecat-20
Hiport AC Power Adapter Charger For Asus G73
Input 100-240V 5060Hz worldwide power compatible
Output Volts 1900V
Output Wattage up to 150W maximum
Output Current up to 789A maximum
Connector Barrel Center