Lijan Greentech Supply Air Purifier which can be used in Cars, Vans and other Vehicles, Houses, Offices, Hospitals etc. It is useful for Passengers, Patients, Caregivers etc. It has Mechanism or Technique to Eliminate Malodour from the Environment. Actually the Malodour is Caused by the Fermentation Process of Some Kinds of Bacteria or Smoke. Our Ionizer uses the Technique called Corona Discharge to Split the Oxygen Molecules into Positive and Negative Ions. These Ions together with Water Molecules form Hydrogen Peroxide which will deactivate the germs in the air. For the Smoke, Hydrogen Peroxide which will cluster around the Smoke Particles and Eventually will bring them Fallen Down to the Floor due to More Heavy in Weight. We can Clean the Floor to Remove the Smoke from the Room. Energy consumption is very low at 12V DC.