md hdr on

const MdHdrOnIcon = (props) => (
  <svg 
    xmlns="http://www.w3.org/2000/svg" 
    viewBox="0 0 24 24" 
    width="24"
    height="24"
    fill="none" 
    stroke="currentColor" 
    strokeWidth="2" 
    strokeLinecap="round" 
    strokeLinejoin="round" 
    {...props}
  >
    <path d="M0 0h24v24H0V0z" fill="none"/><path d="M21 11.5v-1c0-.8-.7-1.5-1.5-1.5H16v6h1.5v-2h1.1l.9 2H21l-.9-2.1c.5-.3.9-.8.9-1.4zm-1.5 0h-2v-1h2v1zm-13-.5h-2V9H3v6h1.5v-2.5h2V15H8V9H6.5v2zM13 9H9.5v6H13c.8 0 1.5-.7 1.5-1.5v-3c0-.8-.7-1.5-1.5-1.5zm0 4.5h-2v-3h2v3z"/>
  </svg>
);