1. Power on the thermometer by pressing the "On/Off" button once.
2. Wait for the screen to flash "Lo."
3. Insert the thermometer under the tongue, under the arm, or rectally. It may take up to 60 seconds for the reading.
4. Once you hear the series of beeps, read the temperature displayed.
To learn how to change your thermometer from Celcius to Fahrenheit, visit our article How can I switch my oral thermometer from Celsius to Fahrenheit?
For more detailed instructions, click here to view the official thermometer manual.