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4/5-Way Pin Trailer Circuit Tester

Innovative Products of America IPA 7866 4/5-Way Pin Trailer Circuit Tester

  • $14.99

  • Plugs into the trailer plug
  • Each LED light corresponds to the circuit being energized
  • Provides an easy to connect ground terminal for trailer lighting set up

WARNING: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to

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