Aercus Instruments Temperature Humidity Pressure Sensor for WeatherMaster

Replacement temperature humidity and pressure sensor for your Aercus Instruments WeatherMaster. One comes supplied with the display. Simple to set up. 

• Frequency: 868MHz
• Remote sensors: 2 x AA 1.5V Alkaline batteries (not included)
• Battery life: Up to 24 months for thermometer-hygrometer sensor (use lithium batteries in cold weather climates)
• For Model: HP2550

Note: This is a replacement part. Please see Aercus Instruments  Extra Room Sensor for WeatherMaster if you would like to add up to 8 extra locations.