---
product_id: 219676826
title: "Riopngy Trailer Tester 7 Pin 12V Trailer Plug Socket Trailer Light Circuit Tester car resistance trailer Plug connector recorder Wiring Diagnostic Tool Black"
brand: "riopngy"
price: "€ 46.93"
currency: EUR
in_stock: true
reviews_count: 8
url: https://www.desertcart.de/products/219676826-riopngy-trailer-tester-7-pin-12v-trailer-plug-socket-trailer
store_origin: DE
region: Germany
---

# 6 LED indicators 7-pin compatibility Durable design Riopngy Trailer Tester 7 Pin 12V Trailer Plug Socket Trailer Light Circuit Tester car resistance trailer Plug connector recorder Wiring Diagnostic Tool Black

**Brand:** riopngy
**Price:** € 46.93
**Availability:** ✅ In Stock

## Summary

> 🔧 Test with Confidence: Your Trailer's Best Friend!

## Quick Answers

- **What is this?** Riopngy Trailer Tester 7 Pin 12V Trailer Plug Socket Trailer Light Circuit Tester car resistance trailer Plug connector recorder Wiring Diagnostic Tool Black by riopngy
- **How much does it cost?** € 46.93 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/219676826-riopngy-trailer-tester-7-pin-12v-trailer-plug-socket-trailer)

## Best For

- riopngy enthusiasts

## Why This Product

- Trusted riopngy brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **🌍 Universal Fit:** Designed for European cars, ensuring compatibility across various vehicles.
- • **💪 Built to Last:** Crafted from high-quality plastic and copper for long-lasting performance.
- • **🚐 Versatile Use:** Perfect for trailers, caravans, and recreational vehicles.
- • **📏 Compact Design:** Lightweight and portable, measuring just 20.5*3.4*4.9CM.
- • **🔍 Easy Diagnostics:** Quickly identify wiring issues with a simple press of a button.

## Overview

The Riopngy Trailer Tester is a 12V 7-pin diagnostic tool designed for European vehicles. It features a lightweight and durable construction, equipped with 6 LED indicators for easy identification of wiring failures. With a compact size and universal compatibility, this tool is perfect for trailers, caravans, and recreational vehicles, making it an essential addition to any automotive toolkit.

## Description

Full description not available

## Features

- ✔️[Tester model]: 12V 7-pin tester car resistance trailer plug socket + two converters. The product size is 20.5*3.4*4.9CM, suitable for European cars.
- ✔️【High Quality】: This trailer plug tester is made of high-quality plastic and copper, lightweight and durable, with safe and reliable performance
- ✔️【Easy to Use】 Just insert the lighting and cable tester into the socket or plug to be tested, press the test button, and the LED display can provide clear diagnostic information. It is easy to use and practical.
- ✔️【LED Indicator light】The tester is equipped with 6 LED indicators, which can indicate the wiring failure of the car or trailer.
- ✔️【Wide Application】: 12V plug and socket tester for electric trailers. One end of the trailer 7 is connected to the 7-pin plug and socket of the vehicle. Normal European standards, widely used in automobiles, caravans, recreational vehicles and other vehicles

## Images

![Riopngy Trailer Tester 7 Pin 12V Trailer Plug Socket Trailer Light Circuit Tester car resistance trailer Plug connector recorder Wiring Diagnostic Tool Black - Image 1](https://m.media-amazon.com/images/I/41did1JMU+L.jpg)
![Riopngy Trailer Tester 7 Pin 12V Trailer Plug Socket Trailer Light Circuit Tester car resistance trailer Plug connector recorder Wiring Diagnostic Tool Black - Image 2](https://m.media-amazon.com/images/I/61lTZ5ZalPL.jpg)
![Riopngy Trailer Tester 7 Pin 12V Trailer Plug Socket Trailer Light Circuit Tester car resistance trailer Plug connector recorder Wiring Diagnostic Tool Black - Image 3](https://m.media-amazon.com/images/I/71MKVeECSkL.jpg)
![Riopngy Trailer Tester 7 Pin 12V Trailer Plug Socket Trailer Light Circuit Tester car resistance trailer Plug connector recorder Wiring Diagnostic Tool Black - Image 4](https://m.media-amazon.com/images/I/71zcegqJP7L.jpg)
![Riopngy Trailer Tester 7 Pin 12V Trailer Plug Socket Trailer Light Circuit Tester car resistance trailer Plug connector recorder Wiring Diagnostic Tool Black - Image 5](https://m.media-amazon.com/images/I/61p5lOckbML.jpg)

## Available Options

This product comes in different **Colour Name** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    absolutely brilliant bit of kit
  

*by D***Y on Reviewed in the United Kingdom on 11 July 2023*

I recently purchased the Riopngy Trailer Tester 7 Pin 12V Trailer Plug Socket Trailer Light Circuit Tester, and it has proven to be an invaluable tool in my journey of trailer ownership. Although I hadn't yet installed a tow bar on my vehicle, this tester allowed me to diagnose and troubleshoot any issues with my trailer's electrical connections effortlessly.The compact design and user-friendly interface of this tester make it incredibly convenient to use. The black color adds a sleek touch, and the device feels sturdy and well-built. It came with clear instructions that even a novice like me could easily understand.One of the standout features of this tester is its ability to check the circuitry of the trailer's lights. With the flick of a switch, I could determine whether the brake lights, turn signals, and tail lights were functioning properly. This feature gave me peace of mind knowing that my trailer would be visible and safe on the road.Another aspect I appreciated about this tester is its compatibility with 7-pin trailer plugs. It accurately detected any wiring faults or loose connections, allowing me to address them before hitting the road. I was able to identify and fix issues such as faulty grounds and corroded connectors, ensuring a reliable and efficient electrical system for my trailer.What impressed me the most was the resistance trailer plug connector recorder function. It allowed me to record the results of my tests, making it easier to track and compare any changes or improvements over time. This feature proved invaluable when discussing potential issues with professionals or seeking advice from fellow trailer owners.Though I initially purchased this tester without having a tow bar installed on my vehicle, it turned out to be a smart decision. It allowed me to preemptively detect and resolve any wiring issues, ensuring a smooth and hassle-free towing experience once I installed the tow bar.Overall, I highly recommend the Riopngy Trailer Tester 7 Pin 12V Trailer Plug Socket Trailer Light Circuit Tester. Its reliability, ease of use, and comprehensive testing capabilities make it an essential tool for anyone owning or maintaining a trailer. Whether you're a beginner or an experienced trailer owner, this tester will save you time, money, and headaches by simplifying the process of diagnosing and resolving electrical connection problems.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    That the item was working well and of good quality.
  

*by P***N on Reviewed in the United Kingdom on 27 June 2023*

Simple to use. Worked well fast delivery

### ⭐⭐⭐⭐ 4.0 out of 5 stars







  
  
    7 pin tester
  

*by D***E on Reviewed in the United Kingdom on 2 May 2023*

Easy to use & understand

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*Product available on Desertcart Germany*
*Store origin: DE*
*Last updated: 2026-02-23*