Universal wiring kit - this kit uses a system of diodes to connect your towed vehicle's turn signals, running lights and brake signals to your motorhome. Diodes prevent electrical feedback and protect both vehicles electrical systems. The kit comes complete with: four hy-power diodes a 30-foot strand of four-wire electrical cord; three feet of split wire loom; six-foot extension cord (connects the towed vehicle to the motorhome); a ring terminal; cable ties; wire connectors; and step-by-step installation instructions.