Indication of indoor temperature and humidity, comfort level indicator of indoor climate, max.-min.-function, bar graph indication of temperature for the last 12 hours,weather symbol (based on the changes of humidity values), clock with calendar, alarm and snooze function, backlight, measuring range temperature indoor 0 +50 C (32 +122 F), reversible C/ F, humidity 20 99%, for hanging or standing (batteries 2 x 1.5 V AAA not included), black