12v 3.6a 48w Power Adapter Charger with USB Connector for Microsoft Surface Pro 1,pro 2,microsoft Pro/rt and Microsoft Windows 8 or Microsoft 10.1inch Tablet Pc 12v 3.6a 48w Power Adapter Charger with USB Connector for Microsoft Surface Pro 1,pro 2 microsoft Pro/rt and Microsoft Windows 8 or Microsoft 10.1inch Tablet Pc