Questions about nvme raid card

So I was able to connect my 4 U.2 and this setup you can go even with a total of 6 or the full 8 if you want.
you will need a

there are few version on amazon but i’m not sure I would trust it. Anyway this card was $19. You will also need this cable (1 or 2 depending if you want to populate the card)

Then dont forget to enable bifurcation in the bios. slot 1 is on the right and slot 2 on the left when you look at my previous picture