: built-in sensor and external sensor.

built-in sensor

However, for some people who pay more attention to stability and accuracy, the built-in sensor is not enough, because the built-in sensor is directly installed inside the thermostat, the position is fixed, and there may be relatively large fluctuations by the environmental impact. Therefore,

Both built-in and external sensors have their own advantages and disadvantages. No matter which way you choose, you need to choose the right thermostat according to the temperature and environment, so that you can have a better sense of experience and comfort.