save energy
show the use of energy
supports in some devices only
won't work at some conditions
Answer is Wrong!
Answer is Right!
The correct answer is: A. save energy
The Nest Thermostat E is a smart thermostat that can help you save energy by automatically adjusting the temperature of your home when you’re away or asleep. It can also learn your schedule and preferences over time, so it can automatically adjust the temperature even better.
Option B is incorrect because the Nest Thermostat E does not show the use of energy. It does, however, show you how much energy you’ve saved since you installed it.
Option C is incorrect because the Nest Thermostat E is compatible with most heating and cooling systems.
Option D is incorrect because the Nest Thermostat E is designed to work in a variety of conditions.