In order to change the unit of measurement to “Metric” (Kilograms & Centimeters) or “Standard” (Pound & Inches) simply; 1. Tap the “SET” button to wake up your Body Fat Scale. 2. Change between the different Units of Measurement with the Down Arrow. 3. You are done! Simply wait for the scale to turn off and the selected Unit of Measurement will automatically be saved for future uses.