congrats Geraldsfamily, I think you actually went with one of the best budget incubators for the price I've seen so far.
I've been eyeing up this one https://www.littlepeckers.co.uk/p/corti-25-egg-incubator
which is a £180 incubator on other sites and they do free delivery but their customer...
can't add anything to these great answers so far and I'm not a duck person, I just know their eggs are bigger lol, that's where my expertise ends, go with what zach is suggesting. Good luck