5.5x2.1 5.5*2.5mm DC Male Female Plug With Cable Wire Connector DC Power Jack Socket Adapter For 3528 5050 LED Strip Light
https://www.vogueparade.com/shopping/EN/5/1/1005003382594388/55x21-5525mm-dc-male-female-plug-with-cable-wire-connector-dc-power-jack-socket-adapter-for-3528-5050-led-strip-light//