1. DomName('Navigator.getBattery')
  2. DocsEditable()
  3. Experimental()
Future getBattery()

Source 

@DomName('Navigator.getBattery')
@DocsEditable()
@Experimental() // untriaged
Future getBattery() => wrap_jso(_blink.BlinkNavigator.instance.getBattery_Callback_0_(unwrap_jso(this)));