Notes:
- GEN2 requires two (2) AAA batteries, not included. Annual replacement is recommended.
- GEN3 requires one 3V lithium coin cell, included. Delivers 3 to 5 years of battery life.
Add-on sensors for our HVAC Smart Relay Switch (HSRS), RF wireless model. For installations where traditional wire runs are not possible or simply inconvenient. Sold as a set of two (2).
Choose one of the following product generations (see note):
Notes:
Weight | 1 lbs |
---|---|
Door/window sensor | Wireless mini (GEN3), Wireless classic (GEN2) |
$219.00 – $434.00