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    Electronic Specialties Trailer Buddy The One Man Trailer Wiring Tester

    Part #ESI220
    This item is not eligible for further promotional discounts, coupons or special offers.
    • Product Details

      Part No.ESI220


      Test 4 and 5 pin flat connector wiring in 30 seconds. Each signal from vehicle emits a unique tone. Tester also emits unique tone for any shorts in the wiring. Simple to use, a one man tester Don't waste a lot of time when trying to test your trailer wires. This one man, 30 second tester greatly reduces time spent verifying vehicle trailer wiring. It's simple to use, just apply brakes, turn signals, running lights and engage reverse.

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