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4 Pin Trailer Plug Tester, 4 Way Flat Trailer Circuit Tester with LED Indicators, 4-Pin Straight Trailer Light Wiring Tester, Trailer Tester Connector for Turn Signal Tail Lights Trouble Shooter

4.6 (1) Write Review
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$4.92

$ 1 .99 $1.99

In Stock

About this item

  • 【4-Way Trailer Tester】:This 4-pin trailer plug tester is used to quickly track whether your trailer is wired correctly, to test whether the trailer's taillight, the right light, left light, turn signal, and brake light are working properly, and troubleshoot and ensure your driving safety.
  • 【Plug & Play】:This 4-pin trailer plug tester plug and play. Just insert the 4-way trailer plug tester into the connector, then operate the trailer's taillight and turn signal, turn on the light observe the LED light, and show the green light when there is electricity, indicating that it is working normally.
  • 【Sturdy Construction】:The 4-pin trailer connector is made of ABS plastic material, which is strong and sturdy, has corrosion resistance and impact resistance, and is not easy to rust, ensuring long-term use. With TAIL, LT, and RT lights, easy to read and see which lines have problems.
  • 【Portable Design】:This trailer-led indicator tester is small enough that you can put it in your pocket, toolbox, glove box, or anywhere else. And also equipped with a hanging hole and can be hung on a key chain for easy carrying and storage.
  • 【Wide Application】:This 4-way trailer circuit tester is suitable for most vehicles, such as trucks, trailers, boats, campervans, and other vehicles, and can be used to test the operation of various lights. DC: 6-24V.


This 4-way flatbed trailer wiring tester is easy to store and suitable for a 4-pin small trailer light tester and circuit troubleshooter that quickly and easily checks the trailer for wiring problems to ensure its proper operation.

Specification:

Brand: BDZMC

Name: 4-Pin Trailer Plug Tester

Color: Black

Material: ABS

Size: 1.97 x 1.38 x 0.38 inches

Applicable: Most vehicles

Features:

-This trailer plug tester is made of ABS plastic material and is resistant to wind, rain, corrosion, and impact to ensure long service.

-This 4-pin trailer plug tester is designed to be compact, compact, and portable, making it a great tool for diagnosing trailer lighting problems.

-This 4-way trailer circuit tester is simple and easy to operate without using batteries.


James Lacasse
Reviewed in the United States on March 16, 2025
perfect
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