BLUEAIR Blue Pure 511i Max Smart Air sells on Amazon. I think the price is very good. Please read some of the reviews and see people thought of the product.**If you’re not sure whether to buy, add to cart, and you can come back to it later!**

Powerful Air Cleaning for Small Rooms: The Blue Pure 511i Max quickly refreshes indoor air in bedrooms, nurseries, home offices, and apartments. It cleans 237 csq ft in about 12.5 minutes and up to 1,138 sq ft in one hour. Removes Dust, Smoke, Pet Dander & Allergens: Blueairs HEPASilent dual filtration technology captures 99.97% of airborne particles down to 0.1 microns, including dust, pollen, pet dander, mold particles, and smoke.