I think they're the best plug & play controller. I have one and I like it, but I'll tell you one minor annoyance I have with mine - it rattles. When you're driving, the little plastic cover on the digital readout rattles- very annoying.Toptech said:I'm looking to buy a new trailer brake controller and want to know if people have a preference as to which brand is the best. I am thinking of getting a prodigy. It is self leveling. What are your thoughts?