Switch between weight units in your app: “Me” > “Settings” > “Change Unit”. After choosing the unit you want, reconnect the app to the scale by stepping on the scale. The latest weight unit configuration will be updated. Three weight unit systems are supported: Pound (lb) Kilogram (kg) Stone (st) Select “Weight Unit” under “Settings”: Select one weight unit: Reconnect the app to your scale by stepping on the scale. The latest weight unit configuration will be updated.