The Honeywell CT31A Heat and Cool Non Programmable Thermostat is a versatile and reliable home improvement product designed for optimal heating and cooling control. With a 2-wire wire configuration and compatibility with most brands, including Honeywell, this programmable thermostat features a 4-inch display with dial and digital control styles. The white, square-shaped thermostat is wall-mounted and powered by a 24V corded electric and battery source, making it a convenient and efficient choice for any home.