This product is used for rapid qualitative in vitro diagnosis of human respiratory diseases such as COVID-19, influenza A, influenza B, respiratory syncytial virus, and respiratory adenovirus,Mycoplasma pneumonia antigens. It only requires 3 drops of sample and can obtain up to 6 test results in just 15 minutes. It has high accuracy, sensitivity and specificity, and is suitable for daily self-testing at home.