Superer Car Charger Adapter Charge Compatible Microsoft Surface Book Pro 3/4 / 5/6 Tablet Specially made for Microsoft Surface Book,surface pro 3,pro 4 i5 i7,pro 5,pro 6 Portable charger, easy to carry around, convenient for businessmen and travellers. IC chip offers short circuit protection and overload protection. High stability and efficiency. Protect your tablet effectively. Length: about 1.6m. Weight: about 0.067kg. Standard magnetic absorption interface. Note: Charger for surface Book ONLY!!! NOT compatible with surface pro3 or suface pro4.