Function Wireless transmission of outdoor temperature and humidity via transmitter Indoor temperature and humidity Max.-min.-function Weather forecast, atmospheric pressure trend Radio-controlled clock with date and moon phase TFA Quality mark: IT Instant Transmission Product information for download: Technical data Delivery contents Base station, thermo-hygro transmitter, instruction manual Measuring range temperature outdoor -40…+60°C Measuring range humidity outdoor 1…99% Radio-controlled clock defeatable Yes Maximum range 100 m Sender im Lieferumfang 30.3187.IT Transmission frequency 868 MHz Measuring range temperature indoor -10…+60°C Measuring range humidity indoor 20…95% Clock Radio-controlled clock Material Plastic Assembling Wall mounting or free-standing Power consumption Batteries Batteries 2 x AA 1.5 V (base station), 2 x AAA 1.5 V (transmitter) Batteries included No Dimensions (L) 100 x (B) 25 (56) x (H) 161 mm Weight 148 g