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4-Pin Flat Trailer Wiring Tester - 4 Way Male&Female Plug Trailer Light Wire Circuit Tester with Indicators, Double End 4-Wire Trailer Plug Adapter for Turn Signal Tail Lights Troubleshooting in Saudi Arabia 4-Pin Flat Trailer Wiring Tester - 4 Way Male&Female Plug Trailer Light Wire Circuit Tester with Indicators, Double End 4-Wire Trailer Plug Adapter for Turn Signal Tail Lights Troubleshooting in Saudi Arabia 4-Pin Flat Trailer Wiring Tester - 4 Way Male&Female Plug Trailer Light Wire Circuit Tester with Indicators, Double End 4-Wire Trailer Plug Adapter for Turn Signal Tail Lights Troubleshooting in Saudi Arabia 4-Pin Flat Trailer Wiring Tester - 4 Way Male&Female Plug Trailer Light Wire Circuit Tester with Indicators, Double End 4-Wire Trailer Plug Adapter for Turn Signal Tail Lights Troubleshooting in Saudi Arabia 4-Pin Flat Trailer Wiring Tester - 4 Way Male&Female Plug Trailer Light Wire Circuit Tester with Indicators, Double End 4-Wire Trailer Plug Adapter for Turn Signal Tail Lights Troubleshooting in Saudi Arabia 4-Pin Flat Trailer Wiring Tester - 4 Way Male&Female Plug Trailer Light Wire Circuit Tester with Indicators, Double End 4-Wire Trailer Plug Adapter for Turn Signal Tail Lights Troubleshooting in Saudi Arabia

4-Pin Flat Trailer Wiring Tester - 4 Way Male&Female Plug Trailer Light Wire Circuit Tester with Indicators, Double End 4-Wire Trailer Plug Adapter for Turn Signal Tail Lights Troubleshooting

SAR 35
Brand
Tuxihapp
Weight
35 g
Sizeblack
– 1 +

Special Features

  • 【Dedicated Trailer Wiring Diagnostic Tool】: This 4 pin trailer plug tester is built for checking trailer lighting circuits through a standard 4 way flat connector. It helps verify tail lights, brake lights, and turn signals, making trailer wiring tester tasks faster and more precise.
  • 【Plug-and-Check Operation】: No tools or setup steps needed—just connect the trailer plug light tester to your trailer harness and begin inspection. When circuits function correctly, the LED indicators illuminate to confirm proper signal transmission.
  • 【Bright LED Circuit Indicators】: Each function on this trailer light tester is matched with a high-visibility LED, giving clear feedback on wiring status. The lights remain easy to see in dim garages or outdoor evening conditions for quicker troubleshooting.
  • 【ABS Housing with Copper Contacts】: Constructed with a tough ABS casing and conductive copper terminals, this 4 way flat connector tester supports steady electrical contact. A fitted dust cap helps shield the connector area from debris and moisture during storage.
  • 【Compact Size for On-the-Go Use】: Measuring about 2.2 × 1.37 inches, this 4 pin trailer wiring tester fits easily in a glove box or tool kit. Suitable for cars, RVs, trucks, boats, and campers, it's a handy tool for routine trailer light inspections.

Description

This 4-way flat trailer wiring tester can easily connect to standard 4-pin trailer harnesses and provide feedback on wiring status, solving the problem of trailer wiring fault troubleshooting for you.
SPECIFICATION:
Brand: Tuxihapp
Name: 4-Way Flat Trailer Wiring Tester
Color: Black
Material: ABS
SIZE: 2.2 × 1.37 inch
Applicable: Most vehicles
FEATURES:
-The 4-pin trailer plug tester connects tightly and plugs in smoothly without jamming.
-The trailer light line tester has rounded edges without burrs, offering a comfortable grip.
-Dust on the surface of the 4-pin trailer plug tester can be removed with a simple wipe using a damp cloth.

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