Mpreg Central

Ok next month I plan on commuting to purchasing a tens unit to simulate contractions. Anyone have any reccomendations? I am looking for a strong one that has a automatic program to make contractions stronger and l
Closer together built into it. Love to hear people's opinions.

I'm also really interested in this, although I don't really have the privacy to play with one myself sadly. :(

I just bought one, and it will be here tomorrow. I hope to publish the results on this site and will let you know how it works.