The batteries are replaceable. Takes 2 AAA batteries
Hi there, thanks for your question. We don't sell replacement adhesives for the Smart Room Sensor but you can use Command strips, or something similar. Hope this helps!
The Honeywell Smart Room Sensor is only compatible with the T9 and T10 models, and used for temperature averaging.
Hi there, thanks for your question. This sensor is compatible only with Honeywell home T9 and T10 pro smart thermostats. Please, feel free to reach us at 1-855-733-5465 if additional questions or concerns arise. We’ll be glad to assist you.
You can select what sensor the thermostat is reading from. This can be selected on the thermostat or in the Honeywell Home app on the Priority Screen. If you have additional questions about the sensor, please contact our support at 1-800-633-3991.