Modern smart thermostats automatically adjust heating and cooling to your schedule. By detecting when you are away and learning your temperature preferences, they reduce wasted energy. Even a small efficiency gain can add up over months of use. The savings formula is:
, where is the total savings, is your current monthly energy cost, is the number of months, and is the improvement rate expressed as a decimal.
Beyond cost reduction, smart thermostats offer insights into household energy use, remote control via smartphone, and potential rebates from utilities. Many homeowners recoup the device cost within the first year.
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