This is a Lifesum config I made, and it has great CPM with free proxies (I use proxies off of nulled)
 

Site: lifesum.com
Captures: Premium, Expires and if it Renews (Free accounts goes to Custom)
Bots: No limits
Proxies: Yes
CPM: 5.000-10.000

If you are in need of a free config maker, then check out my signature!