the review from Amazon Customer seems to be a cracker....
https://www.amazon.com/gp/customer-..._viewpnt?ie=UTF8&ASIN=B06WVDJYGD#RIEGNJPMZGV9
they say this at the end "There are plenty of videos of the unit in use online, and one in the listing on Amazon. If you watch them, they will give you a great idea of how it is used."
hmmmm. sorry I dont believe it. imo.