How to turn on Belcon non-contact electronic thermometer and display only room temperature?

Belcon non-contact electronic thermometer only shows room temperature when it is turned on, because the thermometer is in room temperature measurement mode at the initial state of turning on.

Belcon non-contact electronic thermometer has many measuring modes, such as temperature measurement, room temperature measurement, surface temperature measurement and so on. If you need to measure your body temperature, you can set the temperature measurement mode by pressing the key.

When measuring body temperature, the instrument should point to the center of the forehead above the eyebrows and keep it vertical, and the measuring part should not be blocked by hair. It is suggested that the distance from the forehead to the instrument should be about 5- 15cm.

Extended data:

Common temperature measuring instruments:

1, electronic thermometer: fast measurement speed. Compared with the traditional mercury thermometer, the electronic thermometer is fast, safe and convenient. Put the electronic thermometer under your arm, and you can measure your temperature in a minute or two.

2. Ear temperature gun: reliable results and high operating requirements. Using infrared ear temperature to measure body temperature, as long as the probe is aimed at the internal auditory canal, the body temperature will be known in a few seconds.

3, forehead temperature gun: do not touch the skin to avoid cross-infection. Just point the gun at your forehead and take your temperature.

People's Network-Mercury thermometers withdraw from the market. What should we use to take our temperature?