- It is a Wear OS-only app that only works on Samsung Galaxy Watch 5 and later models.( ※ Watch 5 models can use the body temperature function from ONE UI 5.)It is also an app dedicated to WearOS, so it is not available on Android phones.- The app measures a workers heart rate, blood pressure, and body temperature and sends it to a safety management server.- If the worker goes near the safety beacon, it displays a warning message with vibration and sends the scanned beacon information to the safety management server.