Take a look at the docs for the API.
Follow these steps to get started.
1) Install via Bower
bower install angular-labelauty --save
2) Add JS and CSS
<script src="bower_components/angular-labelauty/release/js/angular-labelauty.min.js"></script>
<link rel="stylesheet" href="bower_components/angular-labelauty/release/css/angular-labelauty.min.css">
3) Add Angular dependency
angular.module('demoApp', [
'angular-labelauty'
]);