ET-200 is intended to be sold over-the-counter for home use by laypeople without any professional training. And it could be used as a traditional mercury thermometer.
ET-200 has a built-in “Fever Notice” feature.
To user who have a fever between 37.5 ~ 43.0 °C (99.5 ~ 109.4 °F), “Fever Notice” function will inform them with: Flashing result, red LED backlight, and a series of ‘beep’ sound.