i-Test

Does what it says on the tin You can only download it with iOs 13 so any old phones will not down load the app. Test the unit with 3 systems w i knew the inhibitor status 1 no inhibitor my own house. 2 my own installation and 3 someone else's installation. Got it right every time. Doesn’t print the results out on my iPad works on an iPhone 7 though hence the three stars