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" ... This company — Silicon Valley Air Expert — is using the continuing airborne spread of COVID-19 as an impetus for people to buy its product. Dr. Zhang Yan, its CEO, says in the marketing materials: “Airdog air purifiers have proven to be a strong fighter against the coronavirus (COVID-19) and any airborne bio-aerosols. Third party lab tests have shown that Airdog X5 kills 99.9 percent of H3N2 viruses in a 30 cubic meter sealed testing room over the course of an hour. The H3N2 virus has the same shape and bio-characteristics as the COVID-19. The high voltage inside the Airdog X5, much like bug zappers, kills and destroys viruses and bacteria.” The company claims the purifier is a waste-free solution to dirty air problems, eliminating particles down to 0.0146 micron. It’s designed to clean a 1,400 square foot area in one hour. ... "
" ... To compare, most common household bug zappers carry a 2000 volt wattage, which is more than enough power to zap mosquitos, flies, and other such natural pests from existence. RODALCO2007’s contraption, on the other hand, more than doubles the wattage of your common garden variety bug zapper, resulting in an electric flow that is typically reserved for industrial garage heaters. Really. ... "