With the Cresta BAR818 weather station you are always up to date with the latest weather developments. Automatically measure the temperature inside and outside with the various wireless sensors. You don't have to go outside to know what the weather is like. The BAR818 informs you about the current time, precipitation, humidity, air pressure, wind direction and speed and calculates the weather forecast one day ahead. Via a radio connection, the weather station supplements the information with planet data about the position of the moon and sunrise and sunset.