Description:

Compatibility: Specifically designed for boat trailers with surge brakes, and fits all vehicle models with 4-way flat connector, and your Boat trailer comes with a 5-way flat plug. Usage: The electrical wiring adapter converts a 4-way flat vehicle socket to 5-way flat boat trailer plug, adding in a fifth wire for the reverse lights and allowing vehicle's 4-way flat to be converted into 5 pin socket. It can be used to connect the taillights, brake lights, turn signals and reverse lights. Excellent Workmanship: Both of the heavy-duty 18-gauge wires equips with rubber dust cover, protects the terminals from water and dust when not in use. Wire harness kit are molded and features thickened PVC wire coating materials for anti-corrosion, good-quality copper wires for good conductivity.