This model is an universal switching-mode power supply for Laptop and USB port, operation at input AC100V to 240V 47-63Hz, Output USB port: 5V@2A max. DC 7 voltages: 15V/16V/18V/19V/20V@6AMP 22V/24V@5AMP max, output power 120 Watt max, with protection functions: Overload protection, Short Circuit Protection, power supply by mains supply. With 8PCS tip connector to suit to almost Laptops, Select output voltage to suit to Laptop and make sure to select a correct connector before use.
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