This digital LCD thermometer-hygrometer is widely used in homes, offices, laboratories, greenhouses, and other places that require temperature and humidity measurement. It features real-time monitoring of temperature (0°C~70°C) and humidity (10%~99% RH) with a sensitive sensor that updates data every 10 seconds. It supports temperature conversion between Fahrenheit and Celsius, with accuracy of ±1°F for temperature and ±3% RH for humidity. Ideal for adjusting humidifiers, dehumidifiers, and monitoring family health. Powered by an LR44 button cell with a 10-month battery life. We provide a satisfactory solution for any issues.