SWS TH4660 Thermo Hygro Outdoor Sensor with Display

For use with the model SWS 4660
Operating Temperature Range: -20°C ~ 60°C
Operating Humidity Range: 20% ~ 90% RH
RF Transmission Frequency: 433MHz
No. of Selected Channels: 3
RF Transmission Range: Maximum 30 Meters
Power Source: 2 x 1.5 V Type AA ( Batteries Not Included )
Dimensions: ( w / h / d ) 38 x 108 x 24 mm
Weight: 40 g