SENSORSPriceQuantity
Honeywell C7089R1013
Honeywell C7089R1013
Wireless Outdoor Temperature Sensor
$41.99  

THERMOSTAT MODULESPriceQuantity
Honeywell REM5000R1001 Honeywell REM5000R1001
Wireless Portable Thermostat Control for Honeywell RedLINK™ Enabled Systems
$69.99  
Honeywell THM5320R1000 Honeywell THM5320R1000
Wireless Equipment Interface Module For Wireless FocusPRO Thermostats
$94.99