Skip to Main Content Skip to Footer Links
Error occured! Please reload the page and try again

You have no saved vehicles.

Add a vehicle to quickly see parts that fit your make and model

Vehicle added

Vehicles

Find parts for the selected vehicle:

View Vehicles
Are you sure you want to delete this vehicle?

    Add Another Vehicle

    Add a vehicle

    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.
    $33.99
    Qty:
    • Product Details

      Part No.ESI220

      Warranty Details (CONTACT MANUFACTURER FOR WARRANTY)

      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.

    • Read Review

    • Q & A

      Ask a question, get answers from real customers and in-house experts.
      or
    Disclaimer: We strive to keep all information accurate and up-to-date; however, product availability, pricing, promotions and store hours are subject to change without notice. Please contact Customer Care if you have any questions or corrections.