4-pack Hygrometer Thermometer Digital LCD Monitor Indoor Outdoor Humidity Meter Gauge for Humidifiers Dehumidifiers Greenhouse Basement Bedroom, Black Round

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TSV round thermometer displays temperatures in Fahrenheit(℉) or Celsius(℃). You can easily convert them by using something like a pin or needle to press the hole beside C/F in the back of the Mini Hygrometer Thermometer. This mini hygrometer thermometer could precisely measure the humidity range from 10 to 99 percent and a temperature range from minus 0 to 50 degrees Celsius, with high measurement accuracy, you will know your living condition at any time. (Please allow for a certain amount of error). Thus you can adjust the humidifier and dehumidifier settings according to the measurement, providing you with a comfortable living environment. Features Multipurpose and LCD digital display, this Humidity Temperature Meter is widely used in homes, offices, cars, schools, hotels, laboratories, kindergartens, aquaculture, instrument workshop, libraries, schools, factories, and places equipped with air-conditioning, etc. When you receive our product, if the screen does not display, please reinstall the battery, then the item will resume work.