If you are looking to do some remote temperature sensing or averaging remote temperature sensing with a Honeywell thermostat, here are some options.

Note: You will need to make sure the sensors you are using are compatible with your thermostat.

Wired Sensor Options:
C7189U 10k Ohm Sensor- Can be wired with 4 sensors in a series parallel setup if needed to average a larger space

Wireless Sensor Options:
C7189R1004- Redlink Wireless Sensor - Can be used with the Vision Pro 8000 thermostats.

C7189R3002- Redlink Wireless Sensor- Can only be used withe the T10 thermostat.