M-Mometer Easy Read Baby Room Thermometer Hygrometer. Indoor Temperature Humidity in Celsius & Fahrenheit MIN/MAX records for Office, School, Hotel and Kindergarten - Working based on the theory of WBGT index - Displays temperature, humidity and comfort level simultaneously - Memory of max/min values - Simple installation with foldout stand or wall mount - Check a room's indoor Temperature and Humidity levels with this compact portable combination thermometer hygrometer