PROTECTED. This 7-way RV blade socket is equipped with a spring-loaded dust cover that keeps the connection points dry and protected when not in use, ensuring strong, consistent power for miles to come | WEATHER-RESISTANT. This trailer wiring socket comes with concealed wire terminals. This helps protect the splice-in connection points for the wires, keeping them safe from dirt, rain, corrosion and other threats | RELIABLE CONNECTION. This 7-pin trailer wiring socket comes ready to splice into your existing vehicle wiring. It can be used to connect the taillights, brake lights, reverse lights, turn signals, trailer brakes and auxiliary power | VERSATILE DESIGN. This connector makes a great replacement 7-way RV blade connector and is interchangeable with virtually any vehicle-side 7-way RV connector. 7-pin trailer wiring is commonly used for towing RV travel trailers | DURABLE CONSTRUCTION. For long-lasting use and a reliable connection, the housing of this 7-pin trailer wiring socket is made from durable black plastic that will never rust or corrode