Wireless transmission of outdoor temperature and humidity via transmitter (range 100m). Indoor temperature and humidity. Absolute and relative atmospheric pressure, weather forecast, atmospheric pressure trend, graphical representation of pressure and history of the last 24 hours. Rainfall intensity, wind speed, wind chill factor, max. – min. function with time and date. Programmable alarm functions for certain weather conditions, e.g. temperature alarm or storm warning. Radio-controlled clock with alarm, date, time zone (±12 hours) and backlit display.