... hours exchange5,Celsius and Fahrenheit exchange6,Comparative humidity and compatbility display7,Max and Min temperature and humidity display8,Temperature ... time setting mode,Mode is for mode choosing and ADJ for setting.1,Push MODE,modes can ... set as minute,hour,12/24 format,data and alarm.2,Push ADJ at this time, ... format,data,alarm be set. LCD display Thermometer with hygro & clock,Rhos thermometer