Connector Tip: 4.5mm (Outer Diameter) x 3.0mm (Inner Diameter)
Feature: Includes an internal "Smart" center pin for device communication.
Voltage: 19.5V (Standard)
Common Wattages: * 45W (19.5V / 2.31A)
65W (19.5V / 3.33A)
90W (19.5V / 4.62A)
Input: 100-240V ~ 50/60Hz (Worldwide compatible)