Eacal universal 7-pin waterproof metal trailer plug and socket 12V Type N for truck, trailer, hitch, caravan or RV. Improved Durability The 7 pin trailer socket and plug are made of high quality aluminum alloy and cross slotted brass needles with durable housing, which can last for a long time . Wide Compatibility The 7 pin trailer connector establishes a secure connection between your trailer and another vehicle , for European standard wiring system, which is an ideal replacement for your old or broken one. Worry-Free Warranty We believe in our products. That's why we back them all with a 12-month warranty and provide friendly customer service. Product Specifications: Material: aluminum alloy and brass Color: silver Voltage: 12V DC Package Included: 1 x 7 Pin Metal Trailer Plug (Rubber Boots) 1 x 7 Pin Metal Trailer Socket Wiring Configuration: Pin 1 - yellow wire (left / H direction indicator) Pin 2 - blue wire (rear fog lights) Pin 3 - white wire (ground return) Pin 4 - green wire (right direction indicator / H ) Pin 5 - brown wire (right/H tail light and number plate) Pin 6 - red wire (brake light) Pin 7 - black wire (left rear light / H and number plate)