<p>Advanced High-Precision Sensor: With built-in precise and sensitive sensors, the thermometer and hygrometer updates the temperature and humidity every 10 seconds; Temperature measurement range: -10℃70℃. Temperature measurement accuracy: ±1℃, indoor and outdoor humidity measurement range: 10%RH-99%RH. Deviation accuracy of humidity measurement: ±5%RH. You can choose the unit of the digital hygrometer, Celsius or Fahrenheit<br> Smart Digital Thermometer Hygrometer: The mini digital hygrometer has 2 symbols. When the humidity is between 40% and 70%, it will present a smiley face. When the humidity is below 40% or above 70%, it will show dissatisfaction, quickly notify the DRY/COMFORT/WET air conditioner, adjust your humidifier or dehumidifier accordingly, and ensure that you always live in the most comfortable environment. > 2 ways to install: You can place the room temperature meter by the folding bracket, or you can mount it on the wall through the hanging hole on the back; the indoor hygrometer can also be attached to metal surfaces due to the built-in magnet. <br>Clear LCD Display: The indoor thermometer provides real-time temperature/humidity display with large numbers on the 2.1 inch LCD display, so you can read the thermometer from any angle, at any distance. <br>Healthy Indoor Climate: With the digital mini hygrothermometer you can keep a close eye on the temperature and humidity with the clear display, now you can control the indoor climate in the rooms you spend the most time in, such as bedrooms, bathrooms, children's rooms, nurseries, warehouses, basements, greenhouses, etc. <br> <br> Specifications: <br>Material: Plastic <br>Dimensions: 4.7 x 5.4 x 1 cm <br>Color: As picture</p> </div>