Compatibility** Surface Pro 9 Surface Pro 8 Surface Go 3 Surface Laptop 4 Surface Laptop Go 2 Surface Laptop Go Surface Laptop Studio Surface Book 3 Surface Book 2 Surface Book Surface Laptop 3 Surface Laptop 2 Surface Laptop Surface Pro X Surface Pro 7 Surface Pro 6 Surface Pro (5th Gen) Surface Pro 4 Surface Pro 3 Surface Go 2 Surface Go Wattage 127W AC Dimensions Power Supply: 3.98 x 2.24 x 1.10 (101 mm x 57 mm x 28 mm) DC cable: 55.12 (1400 mm) Weight Power Supply: 0.86 lb (390 g) AC cable (North America): 0.09 lb (39 g) Connector type USB 2.0 connector (7.5W) C8 AC connector Warranty 1-year limited hardware warrantyFootnote1