Problem:
Temperature is displayed in Celsius.
Solution:
To switch it back to Fahrenheit, please follow these steps.
1) Thermometer has to be turned OFF. (Sensor facing downward)
2) Push and hold the button on the left side of the thermometer until you see a “C” flash.
3) Push the square button on the front of the thermometer 1 time and the “C” will change to an “F”.
4) Push the button on the left side of the unit 7 more times until you see the word “OFF” on the display.
5) The thermometer will turn off and save the settings.
The thermometer will read is Fahrenheit again.