# Heart Rate Power Monitor Widget A simple widget that shows the on/off status of the Heart Rate Monitor. - Uses Bangle.isHRTOn(). Requires firmware v2.08.167 or later. - Shows in grey when the HRT is off - Shows in red when the HRT is on Written by: [Hugh Barney](https://github.com/hughbarney) For support and discussion please post in the [Bangle JS Forum](http://forum.espruino.com/microcosms/1424/)