Compatibility: This 7-pin male trailer plug is compatible with any European standard 7-pin female plug adapter. Signal stability: High quality copper core contacts are used to ensure a fast, secure and stable connection. 12V Universal. Safe and reliable: Pass CE, ROHS certification. The housing is made of durable ABS to prevent rust or corrosion. Easy to install and replace: Plug and play "so easy". Easily establish the lighting connection between the main vehicle and the additional trailer. Screws on the back of the converter, easy to replace damaged parts. range of applications: The trailer connector with European standards ensures a stable connection for car turn signals, parking lights, brake lights and fog lights, to ensure safer driving.