Replacement temperature humidity and pressure sensor for your Aercus Instruments WeatherMaster. One comes supplied with the display. Simple to set up.
- Frequency: 915MHz
- 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: HP2550N