One Step Test for Novel Coronavirus (2019-nCoV) IgM/IgG antibody (Colloidal Gold) is intended for the qualitative detection of 2019-Novel Coronavirus IgM and IgG antibody in serum, plasma or whole blood samples from patients suspected of COVID-19 infection by a healthcare provider. A kit contains: Package specifications: 25 tests/box 1) Getein Novel Coronavirus (2019-nCoV) IgM/IgG antibody test card in a sealed pouch with desiccant 2) Sample diluent: 2 bottles/box 3) User manual: 1 piece/box