The Dayton 2E369 Heavy Duty Line Volt Room Thermostat is a durable and reliable control device designed for maintaining room temperature. With an analog/mechanical control style and operating on line voltage, this thermostat offers easy adjustments and efficient heating or cooling control. The Dayton brand ensures quality and performance in commercial and industrial applications, making it a trusted choice for regulating room temperature in various settings. Thermostat is untested. It is new old stock. Please refer to pictures for condition. Any cosmetic damage seems to be from being stored for years unboxed .