3-in-1 Digital Display Thermometer/Humidity/Clock Household High Precision HTC-1 Indoor Outdoor Thermometer HTC2 With Wire Probe

Battery used: AAA1.5v, 1 Section （package Not included）

User manual hygrometer

Product specification:

size：101.5mm*92.4mm

Temperature measurement range: – 50 ℃ ~ 70 ℃

Temperature measurement accuracy: about ± 1.0 ℃ (1.8 of)

Temperature resolution: 0.1 ℃ (0.2 of)

Humidity measurement range: 10% RH ~ 90% RH.

Humidity measurement accuracy: ± 5% (30% – 70%) ± 7% (others)

This needs to be explained, that is, when the room is quite dry and there is almost no humidity, its error is also small

It will increase. Unlike the temperature, the humidity can reach plus or minus 1 degree. It can’t be done even in the laboratory, baby

It is enough for household humidity measurement. It must be much more accurate than the one brought on the humidifier! This is just home

It will tell us whether the room needs humidification or dehumidification. As the patron saint of your healthy room, it is quite competent!

Basic functions:

Temperature / humidity display

℃ / of temperature switching display

/Temperature and humidity memory function

12 / 24 hour clock

Hourly chime function

Daily alarm function

Calendar display function

Operation method:

1. Open the battery door according to the direction indicated on the back of the machine, take out the battery spacer, and then replace the battery door. The machine can be used immediately.

2. Key function: (mode) switch the display mode of clock and alarm clock / set the current time, alarm clock, 12 or 24

Adjust the value of the set item in hour system and date (adj); (memory) displays the memory/

Temperature and humidity value / temperature and humidity value for clearing memory; (℃ / of) switching temperature, in ℃

(Celsius) or of (Fahrenheit) display; (reset) clear all setting / memory values and return to the initial state

Status.

3. In the initial state, press and hold (mode) for 1 second, and the minutes of the current time begin to flash. Press (adj) to

To adjust the minutes, press (mode) continuously to set “clock”, “12 / 24” and “month” respectively

(M) “,” day “

4. In the current clock mode, (the two points between the clock and the minute flash once per second) the switching display is alarm

Clock mode (two points between the clock and the minute do not flash), at this time, press (adj) to switch the “alarm clock”

On and off of the (alarm) function / the “hour alarm” function, and then press and hold (mode) for 2 seconds to set

Set the alarm time and start the function of “setting point and pole hour” at the same time, and the () symbol appears.

5. In the alarm mode, if there is no operation, it will automatically return to the current clock after one minute. At this time, press once

(adj) switch to the calendar display, automatically return to the current clock after 3 seconds, and press the max / min button to display the temperature / humidity

The value since the last clear.

6. Press (memory) to display the memorized temperature / humidity value (max) and small value (min), press and hold

(memory) the memory / small value can be cleared for more than 2 seconds.

matters needing attention:

1. When using / replacing the battery for the first time, please press reset (on the back of the machine);

2. If there is any defect in the machine, please press (reset) once