[Material] Made of PA.PU, it offers good resistance to cold, flame, oil, and abrasion, meeting the requirements of various working environments. The permissible voltage is less than 76V; the length is 2m. [High-quality workmanship] Robust housing for quick and easy connection. The protective layer with rubber seal on the back protects against moisture and dust. [Main function] One end is a 7-pin plug, the other end is a 7-pin socket. Connects to trailers and power supplies, suitable for displaying trailer signal lights. [Application] Commercial vehicles / trailers / motorhomes / limousines / ships / truck brakes / connecting pipes / semi-trailers / freight trains / container ships, etc.