SWS TH2900 Thermo Hygro Outdoor Sensor with Display

For use with the model SWS 2900
Operating Temperature Range: -20°C ~ 60°C
Operating Humidity Range: 20% ~ 90%
RF Transmission Frequency: 433MHz
No. of Selected Channels: 3
RF Transmission Range: Maximum 50 Meters
Power Source: 2 x AAA size 1,5 V ( Batteries Not Included )
Dimensions: ( w / h / d ) 59 x 96 x 27 mm