First time hatching duck eggs, humidity help?

[NathanZee]

This is our first time ever using a incubator to hatch eggs, and I've read a lot about hatching duck eggs, but I can't seem to find what humidity level is best? We are using a Little Giant incubator with a automatic turner.

 

[Miss Lydia]

This is our first time ever using a incubator to hatch eggs, and I've read a lot about hatching duck eggs, but I can't seem to find what humidity level is best? We are using a Little Giant incubator with a automatic turner.

@WVduckchick