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Household thermometer and hygrometer Digital indoor thermometer and hygrometer with comfort icon display
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Overview of main functions: Temperature detection: 0 ° C ~ 50 ° C Relative humidity detection: 20% to 99% Temperature unit display: °C / °F 24-hour maximum temperature and minimum temperature humidity recording function Home environment comfort tips Battery: 1 CR2025 (without battery) Function and operation instructions: Power on: Unplug the plastic battery insulation sheet under the product, the built-in battery and the product are energized. After the display is fully displayed, the temperature and relative humidity detection of the environment are displayed. The default temperature display unit is °C. Press the [°C/°F] button on the back of the product to switch the temperature unit display. The switching units are °C and °F. Press the [MAX/MIN] button on the back of the product to view the highest and lowest values of temperature and humidity recorded every 24 hours. Remark: The recorded value of temperature and humidity is automatically cleared every 24 hours from the start of the machine. Home environment comfort description: ◆Drying: Display when the temperature is at any value and the relative humidity is less than 40% ◆Comfort: When the temperature is between 20 °C and 25 °C, and the relative humidity is between 40% and 70%? ◆Moist: When the temperature is at any value, the relative humidity is greater than 70%. ◆No display: When the temperature is not 20 °C ~ 25 °C, the humidity is 40 ~ 70%, the above graphics are not displayed Precautions for use: Products should be placed in a relatively ventilated position, as far as possible away from heat sources, such as refrigerators, electric lights and other electrical products, so as not to cause detection is not allowed. Do not apply pressure, impact, or place the product in a location subject to large dust, temperature, or humidity changes. Do not immerse the product in water. Do not use abrasive or corrosive substances to clean the product. Do not place the product in an unsafe place to avoid slipping. When discarding the product, special treatment must be carried out according to different wastes.