7 Way Blade & 4 Pin Trailer Light Circuit Tester W/led Indicators Light Tester
- Condition: New
Seller notes
MICTUNING 4 and 7 Pin Trailer Plug Tester, Multi-Function7 Way Blade & 4 Pin Flat Trailer Light Circuit Tester with 6 LED Indicators for RV Truck Trailer Socket Tester 1. 2 in 1 Trailer Light Tester - Combines both 4 way circuit tester and 7 way trailer light tester, it's able to test both 4-pin and 7-pin connectors. Note: The trailer tester will upside down when testing for 2017 Newer Ford/GMC/Chevy model. Can't test LED lighting system. Doesn't work with vehicle has a lamp-out sensor, such as ...
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