Angular directive
sra-bar-gauge-voltage source template
          This widget displays the voltage.
        
        States:
- WARNING - something is wrong with your battery.
 - CRITICAL - time to pit for repairs.
 
<sra-bar-gauge-voltage data-sra-args-show-digital-value="false"></sra-bar-gauge-voltage>
        
Dependencies:
| Name | Type | Description | 
|---|---|---|
| data-sra-args-show-digital-value | boolean | Set to true or false for displaying the digital value. Defaults to true. Can be overridden from the URL with "SHOWDIGITALVALUE=false". | 
| data-sra-args-interval | integer | The interval, in milliseconds, that this widget will update from the server. Default is 500. |