[. . . ] [. . . ] 1'c, 0. 2'?ltdoor:-50"c-70'c(-58'F. Accuracy:+ l -1" C, + I -2"F' . KEY FUNCTION: . MAX/MlN:Respectively display the highest and lowest temper rtures in the memory/Clease the memory; . ALE:On/off frost point alarm funition/Set a gorup temperature range/alarm on or off; . C/F:Switch of Celsius and Fahrenheit/Adjust temperature range; . RESET:Reset test. . When the power is on, the LCD will display all the haracters, the buzzer will jounO four times, after 5 seconds, it will display the temperature voule on LCD. The frost alarm function is oif, and the temperature display mode is C; DISPLAY MAXAND MIN TEMPERATUREAND GLEAR: Fte"t the key MAX/MlN to display the highest indoor and outdoor tempera-ture in mem6ry, press the key igain, it will display the lowest memory temP -eiatures, presi-it once again-, it will return to the temperature measure state, hold the iiey for 3 seconds, the memory will be auto cleared' OPERATION: SETALARM: . Press ALE key to start the alarm function, the LCD displayALE ON, press turns off and the LCD display ALE oFF, if the key is_not pressed "g"in, "l"* will return to temperature state. hold the key for 3 seconds in-2 seconds, it to anO it lnto the outdoor temperature alarm range setting mode-. use C/F key vaiue, after the adjustment, when the temperature of iOju"ltn" temperature tn6 uppet line is bigger than the lower line, the outdoor temperature falls within ihe preset rin-ge and the buzzer can give alarm;when the temperature of the lowdr line is bigger than the upper line, the outdoor temperature eiceeds the preset rin-ge and the brjizer can give alarm. after adjustment ' prJJJtfr" fejrue to quit setting state. when giving alarm, the bu, zzer gives fivJsounds 6very minute until t-he temperatuie returns to rangel or the alarm turns off. [. . . ] [. . . ]