The Heat Pump & Heat Cool Residential Thermostat by Carrier is a programmable thermostat designed for multi-stage heating and cooling systems. Compatible with Carrier products, specifically the TSTATCCPS101 model, this thermostat is made of plastic and weighs 0.5 lb. It is suitable for a variety of heating, cooling, and HVAC equipment, ensuring precise temperature control in residential settings. Box has some shelf wear.