Programmable thermostats serve homeowners as an easy way to control the indoor temperature throughout the day and lower energy bills over time. Programmable thermostats allow you to keep your home cooler or warmer as needed when you’re home so you can enjoy complete comfort in your home while raising or lowering the temperature (depending on the season) to save energy while you’re away. This means you’re wasting less energy on an empty building and therefore wasting less money each month.