Microsoft Surface 65W Power Supply – 65 W – 120 V AC Input – 5 V DC Output

Delivers 5 V DC to support appropriate operating voltage for connected devices 65 W maximum output power supports device power requirements within defined operating and load conditions AC Adapter provides a portable external power option that supports tablet PC operation during travel and temporary work settings AC Adapter with 120 V AC input voltage supports stable operation by aligning with rated electrical input tolerance ranges Offers good power efficiency with relatively lightweight construction