DHMXDC US Plug Power Supply AC Adapter Cord for Microsoft Surface Pro 3 Intel Tablet Fast charge Magnetic connector Desktop adapter 12V/2.58A (Plug Power) NOTE: The charger is only available for Microsoft Surface Pro 3 / Surface Pro 4... (Surface RT/RT2, Surface Pro/Pro 2, Surface 3, Surface Pro 4 M3, Surface book) Chargers are not compatible with these products. Input: 100v-240v 50/60Hz, Output: 12V 2.58A 36W, US Type Version Plug, Total 8.8Ft Cable Length, With LED Indicator for Power Status, With a special magnetic interface. I/C Chip technology prevents your tablet's battery overcharging, manufactured with the highest quality materials, Provides overcharge Protection System/Short circuit/Overload protection/Over-heat protection. All products has been 100% tested and validated to ensure it will work with Microsoft Surface Pro 3 / Surface Pro 4. What You Get:1 x Surface Pro 3/4 Adapter, 1x 1.2M AC Cable.