CCTV DC Power Cable Extension Cord Adapter Female to Male Plug 12V Power Cords 5.5mm x 2.1mm For Camera Power Extension Cords
https://www.vogueparade.com/shopping/EN/200004343/1/1005002272536434/cctv-dc-power-cable-extension-cord-adapter-female-to-male-plug-12v-power-cords-55mm-x-21mm-for-camera-power-extension-cords//