LCD Digital Temperature Humidity Meter HTC-1/HTC-2 Hygrometer Thermometer Weather Station with Clock for Home Indoor Outdoor Use Product Description: Product Model:HTC-2 Temperature and Humidity Meter Indoor Measuring Temperature:-50°C-70°C Humidity measurement range:10%6-99%RH Resolution:0.1°C (0.1°F) Temperature Measurement Accuracy:± 0.8°C,± 1.5°F Humidity measurement accuracy:±5%RH Product size: 110*108*23mm Battery: One size 7 battery Scope of application: For home indoor temperature and humidity monitoring, offices, children's rooms, schools, laboratories, etc. Operation panel: ①MODE:Switch between clock and inter-clock display mode/set current time, alarm, 12 or 24 hour system, date. ②ADJ: Adjust the value of the set item. ③MEMORY :Display the highest/lowest temperature value in memory Clear the highest/lowest temperature mixing value in memory. Operation method description: 1, according to the direction of the back of the machine instructions to push open the battery door, remove the battery spacer, and then installed back to the battery door, the machine can be used. 2, key functions: (MODE) switch the clock and alarm display mode / set the current time, alarm, 12 or 24-hour system, the date (ADJ) to adjust the value of the set items: (MEMORY) display the memory of the highest / lowest temperature and humidity value / clear the memory of the highest / lowest temperature and humidity value; (° C / OF) switch the temperature unit to ° C (degrees Celsius) or OF (degrees Fahrenheit) display; (RESET) clears all set/memorized values and returns to the initial state. 3, in the initial state, press and hold (MODE) 1 second, the minutes of the current time began to flash, press (ADJ) can adjust the number of minutes, continuously press (MODE) can be set respectively "clock", "12124", "Month(M)" "Day(D)". 4, in the current clock mode, (clock and minutes between the two points flash - times per second) switch the display to alarm mode (clock and minutes between the two points do not flash), at this time, press (ADJ) can be switched to 'alarm' (ALARM) function / "whole point chime" () function of the open and closed If you press and hold (MODE) for 2 seconds, you can set the alarm time, and at the same time, start the "Whole Time Chime" function, and the () symbol will appear. 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) to switch to the calendar display, after 3 seconds, it will automatically return to the current clock and press the MAX/MIN button to display the maximum value of temperature/humidity since the last time it was cleared (CLEAR). 6, press (MEMORY) can display the memory of the temperature and humidity maximum value (MAX) and minimum value (MIN) press and hold (MEMORY) for more than 2 seconds to clear the memory of the maximum / minimum value. _x000D_