The factory default unit of the realme Smart Scale is "kg" (supports two weighing units, kilograms and pounds). If you need to change it, you can change it in the realme Link APP.
The specific steps are as follows: turn on the realme Link APP >Homepage >click realme Smart Scale > click "Data view" > click the icon in the upper right corner, and select the device details to enter the device details page, select "unit settings" to modify the unit.