- T9 Smart Thermostat Compatibility: Works with series 3 or later T9 thermostats (Series number is shown after model number on sticker on back of T9).
- Whole-Home Sensing: Detects temperature and humidity in multiple rooms.
- Occupancy-Based Control: Uses motion detection to focus on occupied rooms, ensuring comfort where and when you need it.
- Easy Setup: Simple, tool-free installation using the Resideo app.
- Remote Control: Manage your thermostat and sensors from anywhere using the Resideo app.
Monitor Any Room with Honeywell Smart Room Sensors
When you add Smart Room Sensors to your system, you can prioritize living areas during the day and bedrooms at night for comfort where you want it, when you need it. Smart Room Sensors have a range of up to 200 ft. and a 1-year battery life. Install sensors practically anywhere you want.
Multi-Room Focus and People Detection
With people detection, Smart Room Sensors can know when a room becomes occupied, automatically adjusting the room’s temperature when you enter. With people detection, Smart Room Sensors can know when a room becomes occupied, automatically adjusting the room’s temperature when you enter.
Honeywell Smart Room Sensors are compatible with series 3 or later T9 thermostats.
- Product Dimensions: 2.6 x 2.6 x 0.77 in.
- 2-year warranty
- Compatibility: Works with series 3 or later T9 thermostats (Series number is shown after model number on sticker on back of T9).













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