The StarryTow 6 pole round pin vehicle connector to 4 way flat trailer wiring adapter converts a 6 way round pin vehicle connector to a 4-way flat connector ,  It features an ergonomic molded design allowing for easy connection  ;

Converts 6 way round pin vehicle connector to 4-way flat connector

Weather and corrosion-resistant housing 

Ergonomic molded design allows for easy connection

For use with 12 volts