Description: Features: 100% brand new and high quality. This is 36W power supply and power up Surface Pro 3 while you work. Designed to match the look and feel of Surface Pro 3, the 36W power supply quickly recharges the battery. The USB port allows you to charge another device such as your phone at the same time. Designed exclusively for Surface Pro 3 Includes a USB port for charging additional devices Magnetic snap-in power adapter charges surface. Compatible with Microsoft Surface Pro 3/4. 12V 2.58A 36W power supply adapter cable with USB 2.0 connector. Specifications: Item Type: AC Power Supply Charger Material: Plastic + Metal Color: Black Power Adapter Size: 92350mm/0.350.911.97in (Approx.) Cable length: 235cm/92.52in (Approx.) Input voltage: 100-240V Output voltage: 12V Output current: 2.58A Power: 36W Plug Type: US/EU Plug (Optional) Connection: Specified magnetic interfaces for Microsoft Surface Pro 3/4 Compatibility: Microsoft Surface Pro 3 / Surface Pro 4 Quantity: 1 PC (other accessories demo in the picture is not included) Note: 1.Transition: 1cm=10mm=0.39inch 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 X AC Power Supply Charger