Compost King
Free Ranging
https://www.amazon.com/dp/B004XNMGOS/ref=dp_cerb_1 this is pretty much what I have fan included. I made the mistake of buying the one without a fan and had to add it later. Keep in mind you still need to buy an egg turner if you want one. that could put you over budget. Prices seem to have gone up on these things since I bought a year ago.
