Input: 100-240V 50 / 60 Hz;
Output: 15V- 2.58A 44W;
USB Port: 5V-1A; replacement for Microsoft surface pro 4 charger, a good replacement ac adapter 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 allows you to charge another device such as your phone at the same time. ^^ Magnetic connector Snaps into place for easy attachment to your device, lets you quickly recharge your device's battery. Design with Automatic thermal, overload cut-off, and short circuit protection. Ensure the safety during the using.
^^ Warranty: 30 days money return guarantee, Worry-free 12 months warranty. 24 x 7 email support.