ORIA Refrigerator Thermometer, Wireless Digital Freezer Thermometer with 2 Wireless Sensors, Wireless Indoor Outdoor Thermometer

?Max/Min Temperature? The Max/ Min temeprature data will update every 24h. Pls be attention that the product cannot hold the max/min temperature all the time. The product is not support to view all the recorded previous temperatures. You can press button "clear" once quickly to remove the Min/Max temperaturen data. And it will update to the new data. ?Note? The product do not have the function to remember all the history Max/Min temperature data. Only show the data within 24h. After installing in the sensors and host, the host enters RF reception mode and then waits for signals transmitted by the sensors. The alarm will not go off within the first 10mins after turning upper/lower limit alarm function on, the function will be activated after the first 10mins. ?Alarm? With audible alarm, you can set the maximum and minimum alarm value manually. It can ring when the temperature value reaches at the point of limit max or min alarm value that you pre-set. ?Easy Use? There are 6 function keys on the main unit and signal indicator on the transmitter, you just press the corresponding key to turn on/off the alarm, switch the Celsius or Fahrenheit. With integrated magnets, a hanging hole and a bracket at the back, you can put the main unit in refrigerator door, hang on the wall or stand on the table. Please install the new battery to make sure the accuracy. ?Heartwarming Reminder? If there are any problems with the use or function of the product, or if the product is defective/damaged, please contact the seller first, we will do our best to solve the problem for you.

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