You can programme a manual cardiac zone for your jogging. The watch will make a sound when you leave your zone. In order to do so, go into the watch settings, then the Activity menu, then Zones. Select MANUAL, then the minimum and maximum value of your zone. To return to automatic effort zones (warm-up, comfort, endurance etc.) select OFF.To return to automatic effort zones (warm-up, comfort, endurance etc.) select AUTO.