Description:2.1 x 5.5mm Zinc Alloy DC Power Female to Female Jack Connector AdapterSpecification: 1.Material:Zinc Alloy 2.Shell material: plastic 3..Internal diameter of the plug: 2.1mm 4.External diameter of the plug: 5.5mmFeatures: Simply !#!amp!*!amp; Professional appearance for power cabling. No More Cutting and soldering! Easier for camera installation、 save time and more securer cable connection. Professional for CCTV installers and excellent for all DC or AC cameras.Package Included:1!#!amp!*!times;Connector AdapterMore Details: