Which Button is for Defogging the Rearview Mirror?

[AlexaDella]

The defogging button for the rearview mirror is the same as the rearview mirror heating button, located on the car's air conditioning control panel. It is a button with three curved upward arrows paired with a rectangle. The function of the rearview mirror heating: The rearview mirror heating function ensures that during driving in harsh weather conditions such as rain, snow, or fog, the mirror surface can be cleared of rainwater or fog by heating, maintaining a clear view. The principle of rearview mirror heating: It involves installing an electric heating element or film inside the rearview mirror lenses on both sides. Generally, there is a rearview mirror heating button on the car's central control panel. Once the button is pressed, it quickly heats up, and the effect can be seen shortly. The temperature typically ranges between thirty to sixty degrees.