Dec 31, 2020 - 05:53 AM
To change the displayed temperature for the seat and water temperature: press and hold the water temperature button or seat temperature button for 5 or more seconds. You will see the displayed temperature change from Fahrenheit to Celsius or Celsius to Fahrenheit. This can be changed at any time for your preference.
Thank you, Bio Bidet Customer Support
Source: USPA 6800U Temperature