7865L 7-Way Trailer Plug Tester - Quickly Check Turn Signals, Brake & Hazard Lights
Special Features
- Precision Diagnostics – Quickly identifies trailer light issues (turn signals, brake lights, hazards) with high-accuracy LED indicators for reliable troubleshooting.
- Plug-and-Play Simplicity – Tests both male and female 7-way round pin (SAE J560) connections instantly—no tools or expertise required
- On-the-Road Ready – Compact and portable for solo testing, helping drivers resolve electrical problems anytime, anywhere
- Clear LED Indicators – Bright lights display circuit functionality for turn signals, brakes, and more, eliminating guesswork
- Includes Jumper Connector – Comes with an extra jumper for versatile testing, making it a must-have for truckers and fleet maintenance
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