V Buster is the same as a powerful fume, ventilating within a specified range, On average, once every 20 mins, Filter air viruses, bacteria it can resist bacteria and viruses.

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   Refer to testing report the virus filtering function,  Product has a US laboratory report that has proven to be capable of filtering virus H1N1 up to 99.99%. (The H1N1 virus size is 0.1 micron. )

 

   According to the latest information, The  novel corona virus  is also about 0.1 microns, and its size is similar to other viruses.