12V Trailer Wiring Tester

Description

The 12V Trailer Wiring Tester is an essential tool for checking and diagnosing trailer wiring quickly and accurately. Compatible with both 7-pin and 13-pin trailer plugs, it works universally for cars, trucks, and caravans. The tester ensures that all trailer lights—tail, brake, turn, and reverse—are functioning properly before hitting the road. Simply plug it into the trailer socket, and the built-in indicator lights show the status of each circuit, making troubleshooting easy. Durable and compact, it is designed for repeated use in workshops, garages, and on the road. Its rugged construction resists wear and tear while providing reliable results. Ideal for professional mechanics and DIY enthusiasts alike, it saves time and prevents electrical issues during travel. The tester also helps ensure compliance with road safety regulations by verifying trailer lighting. Lightweight and portable, it’s convenient to carry in your vehicle for on-the-go diagnostics. Perfect for towing caravans, trailers, or utility trailers, it delivers peace of mind before every trip. Quick and user-friendly, it eliminates guesswork and simplifies trailer maintenance. A must-have accessory for truck drivers, RV owners, and car enthusiasts who tow regularly.