Color:10 Female Adapter + 10 Male Adapter Size: 2.1 x 5.5mm CCTV Camera DC Power Plug Connector. Internal diameter of the plug: 2.1mm External diameter of the plug: 5.5mm It measures approx. 1.5" long, 0.55" wide, 0.5" thick. Weight : 7.5g/pcs Features: This CCTV Camera DC Power Connector will provide a great connection. DC Power Plug with plastic construction and strain relief. This 2.1 x 5.5mm Power Plug features one power connector end DC plug male to another end terminal for CCTV camera connected. It's easy installed to Single Color of LED lighting system. Reliable connect, good performance. Simply & Professional appearance for power cabling. Easier for camera installation, save time and more securer cable connection. No electrical tap, No splicing, no crimping, but only a small screw driver. Power Plug features one power connector end DC female to another end terminal for CCTV camera connected. Support power for CCTV camera accessories, such as video balun. Package Inclueded: 10 Female + 10 Male 2.1 x 5.5mm DC Power Jack Adapter Plug Connectors Note: Welcome feel free to contact us if you have any question, we will solve all of your problems and supply the best service !