7 Way Blade 4 Pin Trailer Light Circuit Tester with 6 LED Function Light Tester for RV Truck Trailer Socket Tester, 7 Pin to 4 Trailer Plug Indicators Tester
2-IN-1 VERSATILITY: our 7 way RV trailer tester combines 4-pin and 7-pin connectors, tests both types, and converts 7-way to 4-way for compatibility with most trailers
BRIGHT LED INDICATORS: this trailer light tester displays taillights, brakes, reverse lights, turn signals, and 12V power for precise wiring checks
DURABLE BUILD: the 7 way trailer tester is made of sturdy ABS plastic and tin-plated copper, which can resist rust, corrosion, and wear for lasting performance
PLUG-AND-PLAY: no tools or batteries needed; plugs directly into sockets for quick and easy testing, saving time and effort
WIDE COMPATIBILITY: the 7 blade RV trailer tester works with most trucks, trailers, campers, and RVs, this tester works seamlessly with most vehicles, excluding vehicles with lamp-out sensors
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