incubator ?

i have 1 normal female that i have been introducing with my male and they have locked a few times so my ? is i have a

http://lllreptile.com/store/catalog/...ncubator2362n/

has any1 else used them and are they reliable for a single clutch? or should i go ahead and finish my mini fridge that i still need everything for

never used it but i have heard the turbo fan can dry out the eggs cuz it lowers the humidity