Output : DC 19V, 2.37A, 45W,Connector: 4.0mm * 1.35mm<br> Fit Model:<br>Asus Zenbook Prime UX21A UX31A UX32A UX42A, ASUS X553M UX305 VivoBook X201E F201E X202E Q200E ux302L Notebook Charger<br>