Delippo 4.9ft/1.8m Surface Pro 4 Tablet Charging Cable for Microsoft Surface Pro 3 Pro 4 12 Inch,Newest Surface pro i5,Surface pro (2017) Tablet Power Charger Cable Charging Tablet Adapter Cord Lead Compatible Models: For Microsoft Surface Pro 3 Pro 4, compatible with 5.5*2.5 or 5.5*2.1 connecter Convenience: Easy to carry with small size,easily use,Reliable and rapid charging Safe & Reliable: Professional magnetic connector for Microsoft Surface Pro 3 Pro 4 Tablet. Overload, over-voltage, anti-interference and short circuit protection Specification: length-4.9ft/1.8m; Output:12V, 2.58A; Connecter size: 5.5*2.5mm, Material: Tinned copper Warranty: At Delippo, we believe in our products. That's why we back them all with an 12-month warranty and provide friendly, easy-to-reach support