Optimum Orbis Ac Power Supply Adapter Cord for Microsoft Surface Pro Surface Pro 2 Windows 8 Tablet 12v 3.6a (100-240v) Us Plug Power: Input 120V-240V/ 50-60Hz Output:12V 3.6A 43Watt; Color: Black Optimum ac adapters are CE, FCC, RoHS certified for safety. Protection: Short circuit, over current protection, over voltage protection, over temperature protection. Designed to meet or exceed your original manufacturer's ac adapter Warranty info: Order your replacement ac adapter backed by our 30 day money back guarantee, 18 months warranty; 24/7 email support, free exchange. Package includes: 1 AC adapter, 1 extended power cord;