The COPELAND Indoor/Outdoor Wireless Remote Sensor is designed for use with the Emerson 1F98EZ-1621 Blue Wireless Easy Install Thermostat System. This versatile sensor can be configured for both indoor and outdoor use, allowing for accurate temperature sensing in various spaces. Ideal for securing the thermostat interface in one area while monitoring the temperature in the conditioned space, this sensor supports up to 3 indoor and 1 outdoor remote sensors per system, ensuring efficient and customizable climate control. Enhance your thermostat system with this easy-to-install, wireless remote sensor for optimal comfort and energy management.