Not that it matters now, but, here are the SIG pages for two versions of the Neofun model.
http://www.sigmfg.com/IndexText/NFN100.html
http://www.sigmfg.com/IndexText/NFN101.html
You'll enjoy the Tower trainer. People ask almost daily what the "best" trainer is. I'm not sure the question can really be answered. ARF/RTF trainers in general are pretty similar. If it has a decent manual (Hangar 9, Hobbico, Sig, Tower) it is probably plenty good.