Surface Charger Input: 100-240V 50/60 Hz ; Output:15V-4A 65WAdditional USB Port: 5V-1A 5W. The USB port allows you to charge another device such as your phone at the same timeDesigned for Microsoft Surface Book, Microsoft Surface Pro 3 and Microsoft Surface Pro 4 , Microsoft Model 1706Design with Automatic thermal, overload cut-off, and short circuit protection. Ensure the safety during the usingPackage Contents - You will get 1x GAKUS 65W Surface Pro Charger, 1x3.3ft US LISM AC Cord GAKUS Microsoft Surface -INPUT: 100-240V 50/60Hz OUTPUT: 15V 4A 65W  -Travel-friendly design The USB port allows you to charge another device such as your phone at the same time.  -Strongest USB connecting wire that doesn’t fray or breaks apart easily.  -Ideal gift for anyone who owns an Microsoft Surface Book  COMPATIBILITY : Compatible with a wide range of Microsoft Surface Pro  Microsoft Surface Pro 3  Microsoft Surface Pro 4  Microsoft Model 1706  Track Page Views WithAuctiva's Counter