JSFiddle - React, Tailwind, and code Playground
HTML
<ul id="ui-id-1" class="ui-autocomplete ui-menu ui-widget ui-widget-content ui-corner-all" tabindex="0" ...>
<li class="ui-menu-item" role="presentation">
<a id="ui-id-3" class="ui-corner-all" tabindex="-1">ONE</a>
<li class="ui-menu-item" role="presentation">
<a id="ui-id-4" class="ui-corner-all" tabindex="-1">TWO</a>
</ul>
JavaScript
$('#ui-id-3').focus();