Air condition we are now poluted result produced by motor vehicles. Air is a very important element of profit to maintain human life, animals and plants where it is needed to keep the air can sustain life. The air is inhalrd by a creature known as the ambient air quality is essential that quality be maintained, so that could be utilized in accordance with its function. To maintain the air quality needs to be designed to maesure emmissions. This design consists of sensors, nidaq, PC and the circuit.