D5 Digital Thermo-hygrometer with Clock/Date Function Applications Used to measure indoor temperature and humidity. Key Features Indoor temperature and humidity display Clock and date function 2 modes of time display: 12h/24h Everyday alarm clock Temperature unit ºC/ºF changeable Memory of MAX/MIN values of temperature and humidity (24 hours/All) Display of comfort degree Backlight LCD display Technical Specifications Temperature Range -10℃ ~ +50℃ (+14℉ ~ +122℉) Humidity