<li>Male to Male 2.1mm (Inside Diameter) x 5.5mm (Outside Diameter) DC Power Adapter Cable</li><li>Both ends of the cable are the same size - 2.1mm x 5.5mm Male</li><li>Wire Size: 20GA</li><li>Maximum Voltage: 36V</li><li>Total Length: 6 feet(+/- .25 inch), total length measured connector tip to connector tip, Total length is measured connector tip to connector tip</li>