... .0 6.4.8*1.73.5.5*2.5 7.4.0*1.74.5.5*2.1 8.3 ... notebook computer power supplyAdjustable output voltage at 15V, 16V, 18V, 19V, 20V, 24Vnormal operating temperature and humidity operating temperature:0 degreed ... % to 90%This Universal AC power adapter comes with 8 separate tips to fit almost any laptop2 100W universal laptop Power Adapter and battery charger