This is a single stage thermostat. 1 Heat 1 Cool setting. This is a great option for both non-programmable and programmable thermostats. Depending on location, housing, etc. You have lots of options and customization with this thermostat. Supplying Demand offers extended support for any issues with the product giving you that extra help you need just in case you have questions. This thermostat is made and produced by PRO1. The PRO1 brand names and logos are the registered trademarks of their respective owners. Any use of the PRO1 brand name or model designation for this product is made solely for purposes of demonstrating compatibility and made within the private label program that PRO1 offers. "The trademarks, logos, and service marks (collectively the "Trademarks") displayed herein Supplying Demand are registered and unregistered trademarks of Supplying Demand, its affiliates, and others. Nothing contained herein should be construed as granting, by implication, estoppel, or otherwise, any license or right to use any trademark displayed herein without the written permission of Supplying Demand or such third party that may own the trademark displayed herein. Your misuse of the trademarks displayed herein, or any other content on this website, except as provided herein, is strictly prohibited."