Description: This listing is for a Europe Style plastic 7 pin trailer plug (N type) to power trailer or caravan lights. Establish a secure connection between your trailer and power supply, ideal replacement for your old or broken one. Provide connections for indicators, side lights, brake lights and fog lamps, it's an essential item for safer driving. Black plastic construction prevents rusting, prolongs its service life. Screw connection outside the socket, easy to install. It is suitable for most of trailers, semitrailers, caravans. Specification: Operating Voltage: 12 Volt Design: 7-pin Type of connection: Screw contacts Mounting hole diameter: 6mm Used for signal lights on trailer, motorhome, caravan, truck, semetrailer, boat.etc Material: Plastic+Copper Plug Size: Approx. 9.2*5*4.1cm/3.6*2*1.6 Inch Socket Size: Approx. 7.2*6.3*5.2cm/2.8*2.5*2 Inch 7 Pin Lighting Connections - 12 N Black Cable Function PIN 1 - Yellow Wire (Left/H Direction Indicator) PIN 2 - Blue Wire ( Rear Fog Lamps ) PIN 3 - White Wire ( Earth Return ) PIN 4 - Green Wire (Right/H Direction Indicator) PIN 5 - Brown Wire (Right/H Tail & No. Plate Lamp ) PIN 6 - Red Wire (Brake lights) PIN 7 - Black Wire (Left/H Tail & No. Plate Lamp ) Package Includes: 1 Piece 7 Pin Trailer Plug(2 Pack) 1 Piece 7 Pin Trailer Socket(2 Pack)