SimPure car air purifier with 4-stage filtration removes pollutants like smoke, dust, and odors. Portable design fits in cup holder, ideal for car, office, or room. USB and 12V car charger for convenient use. Features low noise, 2 fan speeds, ionizer, and true HEPA filter. Suitable for removing allergens, pollen, smoke, and odors. Package includes HC3 Car Air Purifier with pre-installed HEPA filter and an extra replacement filter.