librenms-librenms/includes/html/graphs/application/pwrstatd_minutes.inc.php

<?php

$unit_text = 'Minutes';
$unitlen = 20;
$bigdescrlen = 25;
$smalldescrlen = 25;

$rrdArray = [
    'mruntime' => ['descr' => 'PSU Battery Runtime'],
];

require 'pwrstatd-common.inc.php';