A Few Questions about my Ball?

[Cortland V.]

It regulates power going to your heat source. It will help you keep the temps constant, and also prevent the heat source from getting too hot and burning your snake. Here's a link that may help:
http://firestormreptiles.com/weblog/...hermostat.html

So do I plug my heat pad into that? Like I said, the heat pad is under the warm hide... Should I use another source of heat besides that?