SPT - AC-9966: DC-Motor Air Cleaner with Plasma, HEPA & VOC

The AC-9966 features Ionizer and a Four-Stage filter assembly: Pre-Filter (PP Mesh Filter), cutting-edge Plasma Technology (Tungsten Filament + Grounding Net), VOC filter and HEPA filter. Targeted to effectively remove and kill bacteria, virus, volatile organic compounds (VOCs), odors and harmful particles, for rooms up to 465 sq.ft. Both HEPA and VOC filters are designed to operate continuously for up to 2,000 hours. Ionizer: removes 99.97% of positively charged dust particles, pollen and small allergens. PP Mesh Pre-Filter: traps larger air pollutants such as dust and dander. Plasma Technology (Tungsten Filament + Grounding Net): Effectively inactivates airborne bacteria and virus, making the air that passes through healthier to breathe. Front protection net installed with high voltage Tungsten (ionization) filaments (+4kv) are the components to generate plasma through constant corona discharge. The back cover (grounding net) carries negative high voltage (-7kv) and serves as a guida