Trailer Brake Controller
The Frugal Choice: 80500
Inexpensive, but the engineers at Tekonsha are responsible for making it work well. That's enough to get most any RVer's confidence.
Your First Upgrade: 90160
This one does a lot of smart thinking and reporting as you drive and brake, especially for the price.
The Savvy Sweet Setup: 90195
This model has quickly become the gold standard in brake controllers.