Measuring ear temperature:
Take off the probe cover, press the measure button to turn on the thermometer, and the thermometer will automatically enter ear temperature mode and the icon will display on the screen. Or you can also press mode button (M button) to switch to ear temperature mode if necessary.
Properly insert the probe into the ear canal, press the measure button, and the ear temperature will display on the screen.
Measuring forehead temperature:
Put on the probe cover, press the measure button to turn on the thermometer, then press the mode button (M button) to switch to human body temperature mode, and the thermometer will enter forehead temperature mode and the icon or will display on the screen.
Aim the probe at the center of the forehead (between the eyebrows) until touching the forehead skin or with a distance of 0-3cm (0-1.18 inches), press the measure button, and the forehead temperature will display on the screen.