Male DC Connector 5.5*2.1mm 5.5X2.5mm Power Jack Adapter Female Plug Cable Connector 5521 5525 35135
https://www.vogueparade.com/shopping/EN/5/1/1005003356654923/male-dc-connector-5521mm-55x25mm-power-jack-adapter-female-plug-cable-connector-5521-5525-35135//