DescriptionThis item is trailor adapter 7 to 13pin,which adopts injection molding technology and with waterproof design for all road and weather conditions. Can convert the 7-pin socket of your car to the 13-pin female socket. Used for connecting the car to brake light, side lights and so on. Suitable for European standard trailer, commercial vehicle, semitrailer, etc.Features- Color: mainly black. - Size: 8 * 5 * 4.5cm. - Material: Engineering plastic & copper. - Input Voltage: 12V. - Technology: Injection molding. - Pin Quantity: 7 pin convert to 13 pin. - Used for connecting the car to brake light, side lights and so on - Suitable for European standard trailer, commercial vehicle, semitrailer, etc.