Usar la aplicación APKPure
Obtener Speed for Amazfit versión histórica en Android
Esta aplicación registra tus pistas y puedes subirlas a Google Fit o Strava.
This App records your Tracks and you can upload to Google Fit or Strava.
The main difference between this one and the serial App is that in this one the numbers are bigger.
You must install an apk on your watch. Read the App Help