The Honeywell Home RCHTSENSOR-2Pack Smart Room Sensors in White are designed for use with Honeywell Home T9 & T10 Pro Smart Thermostats. These wireless room sensors are powered by batteries and feature temperature sensor technology for accurate readings. They can be wall-mounted and controlled through the Honeywell Home app, providing smart connectivity and programmable control for energy-efficient climate management in your home. With features such as digital display, app control, and automatic shut off, these sensors offer convenient and efficient automation for your heating and cooling systems.