10pcs DC plug CCTV Camera 5.5mm x 2.1mm DC Power Cable Female Plug Connector Adapter Jack 5.5*2.1mm to connection led strip
https://www.vogueparade.com/shopping/EN/530/1/33020350763/10pcs-dc-plug-cctv-camera-55mm-x-21mm-dc-power-cable-female-plug-connector-adapter-jack-5521mm-to-connection-led-strip//