Trailer Adapter 4 Pin to 7 Pin Waterproof

1 Using pure copper as the inner core, greatly improves the electrical conductivity. 2 Wear-resistant, corrosion-resistant, effectively waterproof and long service life. 3 Applicable to all towing vehicles that don't require electric brakes, including trailers, semi-trailers, RVs, etc. 4 Convert the 4-pin to the 7-pin plug, easy to operate, convenient to use. 5 Advanced manufacturing technology, high reliability and high performance.

What's in the box
1 x Trailer Adapter