Digital large screen LCD calendar alarm Temperature Humidity Meter MAX-MIN memory multifuction Thermometer Hygrometer C/F conversion
Model:
Technical parameters:
1.Indoor temperature measuring range:
-20℃~+70℃(-4°F ~ 158°F)
2. Indoor humidity measuring range:
    10%-90% (Relative humidity)
3.Resolution : Temperature: 0.1℃; Humidity: 1%RH
4.Power Supply: one 7#alikaline battery
5.Accuracy Temperature: ± 1.0℃ (1.8℉)
Humidity : ± 5% (40%-80%) , other for 8%
To read Comfort display:
1.When the temperature remains between 20℃ - 26℃ (68℉~78.8℉), the relative humidity remains 50%~70%RH, "COMFORT" will be displayed.
2.When the temperature is uncertain, the relative humidity is above 70%RH, " WET" will be displayed.
3.When the temperature is uncertain, the relative humidity is below 50%RH, "DRY" will be displayed.
To set the clock and calendar.
1. Press [MODE] key continuously for 3 seconds , then switch the setting items : Minute-hour-12/24-month-day. Press [ MODE] to confirm.
2. Press [ADJ] key once to add 1 , or press the key for 2 seconds and the values will be automatically increased at the speed of 8HZ.
To set alarm clock:
1. Press [MODE] key once ,display the time of alarm ,then press this key for 3 seconds, Minute flash .press[ADJ] to adjust the value , then press [MODE] once ,hours flash ,press [ADJ] to adjust the value , then press [MODE] for twice to confirm.
2. Alarm clock open and close : press [MODE] once ,display the time of alarm , press [ADJ] once ,display the sign of alarm, then press[ADJ] again ,display the sign of alarm , then press[ADJ] again , display the sign of Hour alarm ; then press [ADJ] key ,display two sign ,means open this two function.
Continue to press [ADJ],can open or close the function ,press [MODE] to confirm.

TO select °C  or °F readout:
Slide switch to °C  or °F  position.