Features:Adopt injection molding technologyWaterproof for all road and weather conditionsConvert the 13-pin socket of your car to the 7-pin female socketUsed for connecting the car to brake lights, side lights and so on.Suitable for European standard trailer, commercial vehicle, semitrailer, etc.Specifications:weight: 85gSize: 7 x 6.5 x 4.5cmContact Material: CopperInsulation Materil: Engineering PlasticOutput Voltage: 12VTechnology: Injection moldingPin Quantity: 13 pins convert to 7 pinsPackage Included:1 x 13 to 7 Pins Adapter