Input & Output: 100-240V 50/60Hz.
Output (DC): 15V-4A.
USB Port: 5V-1A 5W (for cellphones), supports 44W & 36W & 24W too. Compatible with Surface Laptop 7 / Laptop 6 / Laptop 5 / Laptop 4 / Laptop 3 / Laptop 2 / Laptop 1, Surface Laptop Studio, Surface Laptop Go, Surface Pro 11, Surface Pro 9, Surface Pro 8, Surface Pro 7, Surface Pro 7+, Surface Pro 6, Surface Pro 5 (2017), Surface Pro X, Surface Pro 4, Surface Pro 3, Surface Go / Go 2 / Go 3, Surface Book / Book 2 / Book 3.
With USB Charging Port: with an additional USB 2.0 charging port of 5V / 1A. You can charge another device such as a phone at the same time, very suitable for travel, home, and office use.
You will get: 1× Surface Pro Charger, 1× AC Cord. Stop lugging your AC adapter back and forth between home and office. Get a second AC adapter for your notebook and keep one in the office and one for home or travel