Senses outdoor temperature and humidity to display on Red LINK™ enabled thermostats and accessories.
Main Features
- Powered by Red LINK reliability
- No interference with otherWireless devices in the home
- Reliable performance in all climates
- Installs in minutes
- Up to 5-year battery life
- 2-month low battery warning
- Battery warning displayed on Red LINK enabled thermostats
- Includes 2 AA Lithium batteries and mounting hardware