... output DC 12,15,16,18,19,20,22,24V 100watt max, with Overload protection ,Over voltage protection ... MAx, output DC12,15,16,18,19,20,22,24V,100Wwatt max, with Overload protection, Short Circuit protection ... before using. Adjust and Select output voltage 12-24V to suit to laptop before use. Specifications:Power Output: 12/ ... DC12/15/16/18/19/20V 5.5A 22/24V/ 4.0AUSB Output: 5v/1APower Input: DC12VPower: ...