Thermo-Hygro Sensor

Explore Scientific Thermo-Hygrometer Sensor compatible with WSX Series Weather Stations. Outdoor Range: -22 to 140 Degrees Fahrenheit ( lithium Battery) - Indoor Range" -4 to 140 Degrees Fahrenheit with Alkaline batteries. Humidity Range: 5% to 95% - Range: 30 Meters (100 Feet) w/ No Obstructions. (Transmission every 40 seconds) + 3 Channel settings For Indoor or Outdoor use (Water resistant Case) Wall Mountable Requires 2 AAA Batteries (not included) Temperature: yes / Humidity: yes / Air pressure: No / RF Signal: No / Protocol: 2.1 / Channels: 3 Weighs 5.3 oz. Dimensions 7 x 3 x 8 inches Compatible with: Explore Scientific 5-in-1 Weather Sensor Professional Weather Station with WiFi Explore Scientific 7-in-1 Weather Sensor Professional Weather Station with WiFi CA Residents: Prop 65 WARNING(S)