This is an Air Cooler device that can use instead of air conditioner in cars, transportation bus and house. This is cheaper than using A/C in the home because of less energy consumption and more effective than the common coolers in the market today and autos means also less gas consumtion and motor wear.

It consists of getting get air flow through a tank where is a capsule with dry ice (CO2) pellets that get cooled the air around it, then the fresh air flow out and can be conducted by a duct or hose to the exterior.