Function Wireless transmission of outdoor temperature via transmitter Indication of indoor temperature Max.-min.-function Clock, date and weekday, time zone ±12 hrs Registered TFA design TFA Quality mark: IT Instant Transmission Product information for download: Technical data Delivery contents Base station, temperature transmitter, batteries, instruction manual Measuring range temperature outdoor -40...+60°C (-40...+140°F) Maximum range 100 m Sender im Lieferumfang 30.3159.IT Transmission frequency 868 MHz Measuring range temperature indoor -10...+60°C (+14...+140°F) Material Plastic Assembling Wall mounting or free-standing Power consumption Batteries Batteries 2 x AA 1.5 V (Base station), 2 x AA 1.5 V (Transmitter) Batteries included Yes Dimensions (L) 70 x (B) 30 (66) x (H) 115 mm Weight 101 g