The Eurochron EPTES-D1 thermosensor measures temperature and transmits the data back to the weather station. It is compatible with the Eurochron EPT-D1 weather station, which can manage up to 8 thermosensors. With its splash-proof IPX3 rating, customers can place the thermosensors in various locations to collect temperature data. This thermosensor can also help receive DCF time signals and transmit this information to your weather station to synchronize the time and date.