Programmable thermostats range in cost from $25 to $500. But the general design is the same, the homeowner can control, by proper programming, when your heating and cooling will turn on and off, what temperatures are the minimum and maximum set points and even be able to use an app on your phone to monitor and adjust your temperature setting. By using a programmable thermostat, you can save a lot of money, up to 10%! Changing your energy-use habits can greatly impact your wallet AND your environment! to help determine is good for your specific application, call a licensed electrician or an electrical contractor in Las Vegas or Southern Nevada.