Please read carefully before starting to use
1, Battery Installation
a, open the cover at the bottom of the device
b, Insert two AAA batteries. Insert the battery with the correct polarity. If installed incorrectly, the device will not boot, please install it correctly as shown in the picture:
2, Accurate Measurement
a, Put the thermometer in the same room for at least 30 minutes before measurement.
b, Make sure the person or object whose temperature is being measured stays in the same environment for at least 10 minutes.
c, To measure the body temperature in body mode, aim the thermometer at the center of the forehead with a distance of 1.2-2 inches.
d. Wipe the forehead clean before measurement to avoid stains interfering with the measurement.
3. Mode switching and / switching
a, Mode switch: Press the "MODE" key, the screen displays: Room Press the "MODE" button again, the screen displays: Surface, Press the "MODE" button again, the screen displays: Baby.
b, Switching between °C and °F.
Press and hold the "MEM" button for 2 seconds, wait for the screen to display °C or °F, and wait for 2 seconds to return to the test interface to complete the switch.
4, Measuring Range
Human body mode: 89.6°F~109.2°F (32.0°C~42.9°C),
Object Mode: 32°F~176°F (0°C~80°C),If the temperature is below or above this range, the device will display the error "Lo" or "HI".
FAQ of temperature
Q: The temperature cannot be displayed, but all the 4 "8" shapes are displayed after the machine is turned on. What is the problem
A: This kind of problem of non-contact infrared thermometer can be basically determined to be caused by the lack of battery power, and you can try to replace a new battery.
Q: What is the difference between a non-contact infrared thermometer and a mercury thermometer
A: 1, Contact electronic body thermometer or mercury thermometer need direct contact with human body. It is easy to bring cross infection between different human bodies. 2, The measurement time of the mercury thermometer is long. It is not easy to read and unsafe, especially when measuring the temperature of children. Because of the activeness of the children, they can not clamp it easily, bringing great inconvenience to parents.
Q: What's the difference between the armpit thermometer and the non-contact thermometer when measuring water temperature
A: If you put an underarm thermometer in warm water, it's the temperature inside the warm water. A non-contact thermometer measures the surface temperature of the warm water. The difference between the temperature inside and the surface of the warm water is 3-4 degrees.
