This digital thermometer/hygrometer is easy to read with the text display. The external sensor allows you to measure the temperature and humidity of the breeding location, such as in a cage. ● Can be hung with a stand on the back and using a hook hole. Basic Performance: 1. The internal sensor displays the temperature and humidity by the external sensor. 2. Maximum and Lowest Memory Function. 3 Celsius and Fahrenheit conversion function 4 clock functions (switches between 12h/24h) and alarm function.