Oyviny 7 Pin Male Trailer Round RV Blade Connector Socket + 7 Way Blade & 5/4 Pin Trailer Light Circuit Tester

For long-lasting use, this 7 blade RV trailer tester is made from durable ABS plastic, which will never rust or corrode. Tin-Plated copper terminals makes great conductivity.

• RV 7 Pin Male Plug: This 7 pin trailer wiring socket comes ready to splice into your existing vehicle wiring. 7 way male trailer connector can be used to connect the taillights, brake lights, reverse lights, turn signals, trailer brakes and auxiliary power.
• Durable and Light Construction: For long-lasting use and a reliable connection, the housing of the rv male 7 way blade plug is made from heavy black plastic to prevent it from rusting, brass terminals makes better conductivity and more corrosion resistant!
• 3 in 1 Design. This trailer light tester combines both 5 way circuit tester and 7 way trailer light tester, allows you to test the 4 pin flat,5 pin flat and the 7 blade connectors. Easy and quick to test trailer circuits on most trucks. Upgraded Double-sided design allow you to read the LEDs from both top and bottom sides!
• Acts as a 7 Pin to 5 Pin Trailer Plug Adapter. 7 way rv trailer tester can be also used as a 7 way to 5 way trailer adapter, converts the vehicle-side 7 pin output to a 5 pin flat adapter to connect the 5 way or 4 way trailer light plug.
• Bright LED Indicators. Plug in 5 way and 7 way trailer light tester equips a LED light for each electrical function. Plugging the light tester and check, you can easily read the green LEDs and find out which wiring has a problem.