All features: 15 forcast icons based on temperature and air pressure readings. Suggests what kind of weather to expect and what to wear. 3 weather icons with tendency arrow: Sun, sun with clouds, clouds with rain. Monitors indoor and outdoor humidity (%RH) with minimum/maximum records. Wireless indoor and outdoor temperature (F. or C.) with minimum and maximum records with time and date stamp. Atomic time and date sets itself (manual setting option). Automatically adjusts for Daylight Saving Time (On/Off option) Perpetual calendar. 12/24 hour time display. Wall hanging or free standing.