General description Adapter for spindle of the frame of 1 person, this universal accessory is designed to convert your vehicle's 7-pin socket into a 13-pin socket. It is suitable for trailers, commercial vehicles, semi-trailers, and more, ensuring compatibility with both cars and trucks. The adapter is waterproof, making it reliable for all road and weather conditions. Technical specifications Material: Nylon and copper Color: Black Type: 7-pin to 13-pin Input voltage: 12 V Usage This adapter is used to connect your vehicle's brake lights, parking lights, and other electrical systems. It transmits electronic optical signals effectively. Other information Scope of delivery: 1 adapter. Waterproof and safe to use, made from high-quality engineering plastic, nylon, and copper-plated materials for robustness and durability.