TNP Surface Pro 3/4 Charger US Plug Power Suppy AC Adapter Home Wall Travel Charging Cable Cord without USB Port for Microsoft Surface Pro 3 and Surface Pro 4 Windows Tablet (Black) Specially Designed for Microsoft Surface Pro 3 / Surface Pro 4 Intel Core i5 i7 Tablet (Not Fit for Surface RT/ Pro/ Pro2 and surface pro4 Intel Core M3) Short Circuit Protection and Overload Protection Easy to carry, ideal for travelling High speed charge, Tinned copper, Electromagnetic Immunity Easy to fit and remove, Get for the office,home and travel; A convenient backup charging cable for travel and business