A rapid test for the qualitative detection of novel coronavirus antigens in nasal, Nasopharyngeal (NP) swab & Oropharyngeal (OP) swab. The S2 Covid-19 Rapid Antigen Test Kit (swab) is an in vitro diagnostic test for the qualitative detection of novel coronavirus antigens in Nasal swab, Nasopharyngeal swab (NP) and Oropharyngeal swab (OP), using the rapid immunochromatographic method. The identification is based on the monoclonal antibodies specific for the novel coronavirus antigen.