Zodiac Surface Charger Power Supply 48W 12V 3.6A Adapter for Microsoft Surface Pro 1 Pro 2 Windows Tablet with 6Ft Power Cable USB Port 1536 Surface Pro 2 and 1 Power Supply 48W Replacement Just for Surface Pro 2 and Pro RT Only, NOT for Surface 3 pro 3 4 and after. Surface RT Charger Power Supply, it works with RT also,but indicator LED will not Light Input :100-240,50/60HzOutput: 12V 3.6A 48W AC Adapter Cable length: 6ft , 6 Months Warranty.