Size: length 15 * width 11 * upper thickness 6 cm Six product features 1. Cooling, defogging in rainy days, suitable for general models 2. Detoxification: If the temperature inside the car is too high, it will release 20 times excess toluene (the toxicity of toluene can cause abortion in pregnant women and blood cancer in children) 3 . Deodorization: Remove the smoke smell from the car to keep the air fresh in the car. 4. Cooling: When you first get into the car, you no longer feel stiff. 5. Health: Air convection is good for health, allowing you and your family to enjoy a non-toxic and harmless driving environment. 6. Protect electrical appliances: the electrical and electronic elements of the car will affect their performance and service life due to high temperature. 7. Energy saving: when the temperature in the car is not high , the car air conditioning will only take effect after each time you drive, which will make your car cool and fuel-efficient. No batteries are needed, solar energy is used to operate, this which can effectively reduce the temperature inside the car and maintain good ventilation