[](https://www.webcomponents.org/element/LostInBrittany/granite-alarmlight) # granite-alarmlight A green-amber-red status indicator custom element ## Usage ```html ``` ## Install the Polymer-CLI First, make sure you have the [Polymer CLI](https://www.npmjs.com/package/polymer-cli) installed. Then run `polymer serve` to serve your element locally. ## Viewing Your Element ``` $ polymer serve ``` ## Running Tests ``` $ polymer test ``` Your application is already set up to be tested via [web-component-tester](https://github.com/Polymer/web-component-tester). Run `polymer test` to run your application's test suite locally.