This model is a digital switching-mode power supply for Laptop and USB, operation at input AC 100V to 240V 50-60Hz, Output USB port:5V@2A max. DC Output Seven voltages: 12V TO 20V@4.5Amp max 22V TO 24V @3.75Amp max, output power 90 Watt max, with protection functions: Overload protection, Short Circuit Protection, over voltage 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.
Explain: 18V display for 18v & 18.5V, 19V display for 19v & 19.5V. |