Monitoring the indoor climate: Temperature and humidity from four rooms are displayed at a glance. DCF radio-controlled clock with automatic time adjustment to the most accurate clock in the world. Four-part set, consisting of base station and three wireless outdoor sensors, for displaying time, weekday, date, temperature and humidity. Push button for convenient activation of backlight and snooze function. Symbol informs when the battery capacity of the station and outdoor sensor is low. Can be mounted on the wall or used to set up the base station with fold-out feet. Recesses on the back of the sensors allow easy mounting.