Device Type: AC Power Adapter for ASUS Laptop Output: 19V, 3.42A, 65W Input: 100-240V AC, 50/60Hz (Universal) Connector Tip: 4.0mm x 1.35mm Barrel (Small Tip, Center Positive) Compatible Part Numbers: ADP-65AW A, ADP-65DW C, ADP-65GD B, PA-1650-78, 0A001-00230300, 90-XB3NN0PW00010Y Key Specs: ASUS 65W AC Adapter, 19V 3.42A Output, 4.0mm x 1.35mm Small Tip, 100-240V Universal Input, Replacement for ADP-65AW/PA-1650-78, Over-Voltage/Short-Circuit Protection Usage: Powering Compatible ASUS ZenBook, VivoBook, and Chromebook Models Requiring 65W and a 4.0mm Barrel Connector