Advanced wireless station from Lacrosse Technology predicts the weather with 15 different forecast icons, based on temperature and air pressure readings. 15 forecast icons, based on temperature and air pressure readings Suggests what type of weather to expect Displays indoor/outdoor temperature in °F or °C Displays % of relative humidity Shows MIN/MAX temperature reading with time/day record Shows MIN/MAX humidity value Comfort level icon 12/24 hour time display Wireless sensor operates on 2 AA batteries (not included) Receiver operates on 3 AA batteries (not included) Wall mountable or freestanding