7-pin car tester, 12V trailer tester, 7-pin lighting wiring circuit diagnostic tool (7-pin trailer tester + converter connector)

General Description This 7-pin trailer tester is designed to test 7-pin plugs and sockets on cars and trailers. It allows for quick identification of whether a fault lies with the car's or trailer's wiring, thus facilitating the diagnosis of connection problems. Technical Specifications Type: 7-pin trailer tester Power supply: 9V battery (not included) Materials: High-quality ABS and copper Compatibility: Can also be used with 13-pin sockets with an adapter Compatibility and Accessories Compatible with: Trailers, motorhomes, caravans, bike racks Accessory: 13-pin plug adapter (not included) Use This tester is easy to use: one end connects to the car's 7-pin socket and the other to the trailer's 7-pin socket. It allows for efficient testing of lighting connections. Other Information Certification: CE, RoHS Design: Frosted surface, durable and reliable Storage: Compact design