Yes, that's good, even though it was not the question....which started as "is it an antigen" test and then moved to "how long is the wait?"Better still go to abbot.com and drill down to the horse's mouth explanation:
View attachment 643890
and see that yes: it is the RNA aka "genetic material" aka "molecular" test. This is pretty cool, actually, how quickly they got it from "days" to minutes and a lunchbox-sized gizmo.
Abbott is also producing an antigen test, but it is not yet something deployed via XpresCheck.