Output:19V 2.37A 45W Connector size: 4.0mm*1.35mm Reliable and rapid charging with LAP POW Rapid Power technology.Compatible with Asus Zenbook Prime UX330 UX330U UX330UA U38 U38DT U38N. Compatible with Asus Q302 Q302L Q302LA Q302U Q302UA Q303 Q303U Q303UA Q304 Q304U Q304UA Q503 Q503U Q503UA Q504 Q504U Q504UA Q553 Q553U Q553UB. AWS POW Portable Laptop Charger for Asus Notebook AC Adapter Power Charger Supply Cord - Foldable Plug Designed to be the perfect traveling companion, the adapter has a clever design which allows the DC cable to be wound neatly around itself for easy cable storage. LAP POW Customer Service:We have a professional customer team, you can consult us if you have any questions