PRODUCT DESCRIPTION You’re a busy person with numerous devices to remember how to use. But with its familiar “Honeywell Home Round” design and enlarged scale making it easy to see, the CT87 Round Non-Programmable Thermostat is not one of them. It’s the world’s most popular thermostat design and will fit perfectly in your lifestyle and your home. FROM THE MANUFACTURER The round manual thermostat by Honeywell Home is the world's most popular thermostat - installed in over 70 million homes and buildings. This CT87N heating and cooling model provides precise accurate performance with the ease of use that you've grown accustomed to - simply turn the dial to desired temperature and let the thermostat take over.