Senses outdoor temperature and humidity to display on RedLINK enabled thermostats and accessories.
Features:
- Powered by RedLINK reliability
- No interference with other wireless 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 RedLINK enabled thermostats
- Includes 2 AA Lithium batteries and mounting hardware