Air Purifiers, Model Numbers AP-0512NH, AP-1512HH, AP-1518R (Airmega 200), and AP-1216L (tower-type). The air purifiers contain four-stage filters, which include a pre-filter, deodorization filter, HEPA filter, and vital ionizer. You claim the filters capture and reduce up to 99.97 percent of particles 0.3 microns and larger, including pollen, pollutants and other allergens. The air purifiers are made with metal fan blades and steel plates placed into a plastic casing. According to the specifications provided, the AP-0512NH and AP-0512HH measure 46 cm x 43 cm x 24 cm and weigh 5.6 kg. The AP-1518R (Airmega 200) measures 43 cm x 46 cm x 24 cm and weighs 5.6 kg. The AP-1216L measures 75 cm x 20 cm x 25 cm and weighs 6 kg.
[1] Please importantly note that only the relevant portion of the related is displayed above. You may refer to the said customs ruling for the entire ruling explanation.
[1]. https://rulings.cbp.gov/ruling/N306172