I just recieved my new 20g Finnex Nano yesterday and it is pretty sweet. I'll try to post pictures later. I am going to set it up at work to replace my 12g JBJ. I got the one with the 150W MH combo light.
http://nanotuners.nanocustoms.com/nanotuners/product_info.php?cPath=23&products_id=155