100-240V 50 / 60 Hz;
Output: 15V- 2.58A 44W;
USB Port: 5V-1A; a good replacement AC adapter for the Microsoft Surface Pro 4 charger if your original power supply has run out of life.
Fully Compatible: Microsoft Surface Pro 3, Surface Pro 4, Surface Pro 5, Surface Pro 6, Surface Pro 7, Surface Pro X, Surface Book, Surface Go and Surface Laptop 3 2 1; Microsoft Model 1800. Additional USB Port and 6ft Power Cord. The USB port lets you charge another device such as your phone at the same time. Magnetic connector snaps into place for easy attachment to your device, letting you quickly recharge your device's battery. Designed with automatic thermal, overload cut-off, and short circuit protection. Ensure safety during use