American Micronic imported desktop air purifier is ideal for bedrooms, children room and office cabin. It has multi filtration technology with High Efficiency Particulate Arrest (HEPA) Filter that removes 99.97% of Air borne particles. It has an Activated Carbon Filter that removes oil vapors,odor and other hydrocarbons. It also has a built in Ionizer that removes suspended particles by producing negatively charged ions in Air making the air fresh and healthy. Ioniser work by creating a static charge around the airborne contaminants that are floating around your room. Once charged with static, these particles (dust, allergens, pet dander etc,) simply stick to the nearest surface they find. Your air feels fresh because the contaminants are no longer floating around in mid air. These contaminants get firmly stuck to surfaces of the room such as the walls, furniture, carpets and table tops and do not get into your lungs. It has the convenience features of 1-2-4-8 hour timer and 3 speed Air flow with sleep mode. It protects your Family from dust, allergies, smoke, gases, residue (nicotine), pet dander, bacteria and viruses and saves from air borne diseases.