MRCOOL MST06 Smart Thermostat is an HVAC control accessory designed to manage compatible MRCOOL heating and cooling systems. It monitors indoor temperature and communicates with the HVAC equipment to regulate operation according to the selected settings. The controller provides convenient access to temperature and system controls, helping maintain consistent indoor comfort. It is suit... https://www.partshnc.com/mrcool-accessories-smart-thermostat-mst06