Ambient Weather WH31P Water Proof Thermometer Probe Sensor
 
Product Features
  

         
Includes 1 thermometer with 10 foot probe
         
Supports up to 8 channels for integration with your Ambient Weather Station
         
Wireless 915 MHz sensor range up to 300 feet (100 feet in most conditions) with 71 second refresh rate
         
Sensor measures 4.75 x 1.5 x 0.6 in
         
Sensor powered by 2 x AA batteries (not included)