JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://anthonyterrien.com/knob/js/jquery.knob.js"></script>
<input id="knob" data-fgColor="chartreuse" data-thickness=".4"  value="22" />

<input type="button" value="Enable" id="btnEnable"/>
<input type="button" value="Enable" id="btnDisable"/>
<script language="javascript">
$(function(){
    $("#knob").knob({readOnly:false});
   $("#btnEnable").click(function(){
      $("#knob").prev().on();
    });
    $("#btnDisable").click(function(){
      $("#knob").prev().off();
    });
  });
</script>