Function For the monitoring of indoor and outdoor climate With internal sensor and 3 wireless radio-controlled transmitters for monitoring temperature and humidity in up to 4 rooms Expandable up to 8 transmitters Max.-min.-function Comfort level Temperature trend Alarm settings Product information for download: Technical data Delivery contents Base station, 3 x thermo-hygro transmitters, instruction manual Measuring range temperature outdoor -40…+60°C (-40…+140°F) Measuring range humidity outdoor 10...99% Maximum range 100 m Maximum amount of transmitters 8 Sender im Lieferumfang 30.3208.02 Transmission frequency 433 MHz Measuring range temperature indoor 0…+60°C (+32…+140°F) Measuring range humidity indoor 20…90% Material Plastic Assembling Wall mounting or free-standing Power consumption Batteries Batteries 4 x AAA 1.5 V (base station), 2 x AAA 1.5 V (per transmitter) Batteries included No Dimensions (L) 116 x (B) 24 (64) x (H) 126 mm Weight 143 g