Kills 99.9% of bacteria in just 15 seconds! Staphylococcus aureus (Staph), Klebsiella pneumoniae, Listeria monocytogenes, Escherichia coli (E. coli) O157:H7. Kills cold and flu viruses on hard non-porous surfaces. Human Coronavirus (ATCC VR-740), Influenza A virus, H1N1 Influenza A virus.