Thermometers display Fahrenheit or Celsius, clear button to initial state, Temperature range from 32 to122 DEGREES F( 0-50 degrees Celsius), Humidity range from 10% to 99% RH, stand holder design, portable size, and simple to operate button, Powered by button coin cell battery(included). It tracks the indoor humidity temperature and adjusts the humidifier and dehumidification settings in time. Ideal for preventing dry skin, asthma, allergies, and mold. Monitor family living conditions and health. You can use it in the house, office, greenhouse, home. A custom logo is available.