My understanding is the "at home" Corvid 19 kits could be based on the home pregnancies tests that have been on the market.
I believe that was the way it was mentioned a for the Ebola test kits back in 2014-15?
Heres a link to an example with price: https://www.medicaldevicedepot.com/HemoCue-IC...-bEALw_wcB