What is it?
This is a non-invasive test kit that detects the DNA of the Novel Covid-19 virus. All DNA tests, like the popular nasal swab, and this saliva test kit can detect the presence of the virus after it has replicated enough in the human body. This is about 4 to 7 days after exposure*. This can be done in the comfort of your home. The sample can be dropped off at pack mail or Fed Ex can be called to pick it up with instructions in the kit. Free Shipping! 
*https://medical.mit.edu/covid-19-updates/2020/07/when-should-i-be-tested