Made exclusively for Surface Go and designed to match its look and feel, the 24W Power Supply quickly recharges the battery, while the USB port lets you charge another device at the same time. Power your compatible Surface device using the 24W Power Supply from Microsoft. It features a Surface Connector, an input voltage of 100 to 240V, an output voltage of 15V, and an output current of 1600mA. Its cable is 5.74' long.