1.With window visor ,you can open some gaps in the windows on rainy days to facilitate ventilation, which is more effective than air conditioning
2.When the glass fogs up in rainy days, and you don’t want to turn on the air conditioner, you can open the windows to reduce the temperature difference between the inside and outside of the car and prevent the front block from fogging;
3.When you want to ventilate, the air blowing in from outside the car will not directly blow to the passenger's face; the diversion groove on the rain shield is conducive to ventilation
4.There is a certain shading effect in summer to prevent the strong light from the side from affecting the sight of driving with window visor