13 Pin Socket and Wiring Tester
Tests the Operation of Towing Vehicles
12V
The Ring 13 Pin Car & Trailer Tester is an essential tool for checking the electrical connections between your vehicle and trailer. Designed for universal compatibility, it works with 13-pin trailer and vehicle sockets, allowing you to quickly test all circuits and bulbs to ensure they are functioning correctly before you set off.
With clear LED indicators, any faults are instantly displayed, making it easy to identify and resolve electrical issues. Suitable for use with trailers, caravans, and horseboxes, this tester helps ensure road safety and compliance with towing regulations.
Easy to use and highly reliable, the Ring 13 Pin Car & Trailer Tester provides peace of mind for every journey. It requires a 9V PP3 (6LR51) battery, which is not included.