Super repairman 4 Flat to 7 Way Blade Trailer Adapter Electrical Connector with Mounting Bracket for RV, Truck, Car

This adapter is designed to save you time with a fast plug and go installation. It allows you to pull a trailer with the large round 7-way plug, even though your truck has the 4-way flat plug commonly found on many tow vehicles. Wire configuration: Yellow is back-up lights Blue is the electric trailer brakes Black is Battery (+) to the trailer for charging the trailer's battery White is tow vehicle's frame/battery (-) ground Yellow wire (from 4-way plug) is left turn Green wire (from 4-way plug) is right turn Brown wire (from 4-way plug) is tail lights Package Includes: 1x 4-way flat electrical adapter 1x Mounting bracket for 7-way standard connectors includes screws and nuts