<ul><li>Pro 5000 two heat/one cool non-programmable digital thermostat white</li><li>Model - TH5220D1003</li><li>This is manufactured in United States</li><li>Electronic switch action</li><li>Two-stage operation</li><li>Differential of 1 Degree</li><li>Range is 40 Degree - 90 Degree</li></ul> Product Description Wall mounted, low-voltage, electronic digital, heating & cooling thermostat Electronic switch action Two-stage operation. From the Manufacturer The FocusPRO non-programmable digital thermostat provides electronic control of 24 Vac conventional and heat pump systems or 750 mV heating systems

Honeywell TH5220D1003 Electronic Low Voltage Wall Thermostat