Connecting your RV electrical system to a car being towed behind it doesn't need to be a chore. Tow Daddy patent pending Plug-N-Tow and trade. Wiring System allows you to connect your RV to your automobiles electrical system in as little as 15 minutes. Kit include (with the exception of 10000), the Plug-N-Tow and trade, control unit with LED indicator lights, and a wiring harness dedicated to the following model brake systems.