Customer satisfaction is our top priority. All our products come with a 30-day satisfaction guarantee, starting from the day you receive your order. If you’re not happy with your purchase, no questions asked, we’ll provide a full refund and cover the return shipping.

Furthermore, all our products come with a one-year warranty and free replacements.

Order now and join the ranks of our highly satisfied customers.

Why choose our 7 / 13 Pin Plug Socket 12V Trailer Tester?
✔ Quick & Accurate Testing – Instantly diagnose wiring issues in trailers, caravans, RVs, and towing vehicles.
✔ Universal Compatibility – Works with both 7-pin and 13-pin plugs—ideal for European and global trailer standards.
✔ Portable & User-Friendly – Compact hand-held design with a simple push-button operation for on-the-go testing.
✔ Durable Build Quality – High- and low-temperature resistant, acid- and alkali-resistant for long-lasting performance.
✔ Wide Application Range – Perfect for trailers, trucks, RVs, yachts, bike racks, luggage boxes, and more.

Technical Specifications:

• Type: 7-pin / 13-pin Trailer Tester (select model before purchase)

• Voltage: 12V

• Power Source: 9V battery (not included)

• Compatibility: Cars, trucks, RVs, trailers, caravans, boats, etc.

• Construction: Temperature and corrosion-resistant materials

• Operation: Plug and test with single yellow button

Package Includes:

• 1 × Trailer Plug Socket Diagnostic Tool

Easily test your trailer's lighting and wiring in seconds—perfect for pre-trip checks and DIY troubleshooting. Order yours today!