Description: New laptop ultrabook ac power adapter charger. This high quality aftermarket adapter comes with a power cord and is 45 watts. Please note that this adapter does not work with the UX21A or the UX31A models. That adapter has a different tip. The specifications are below.
Input: 100-240V ~ 1.2A 50-60Hz
Output: 19V - 2.37A
Tip: 3.0 x 1.1mm

Compatible Part #'s: ADP-45AW.

Compatible Models:
Asus Zenbook UX21E, UX31E