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Tow Doctor™ Trailer Side Test Unit

Installation Instructions Installation Instructions

Specifically designed so that one person can make sure a trailer has been wired properly and all functions are working. Plug the Tow Doctor™ into the trailer connector and the power cord into a battery source and cycle through the trailer lighting functions. Includes 7 Blade, 6 Round and 4 Flat test connectors and durable carrying case.

  • Designed So One Person Can Test Functions
  • Tests All Trailer Functions
  • LED lights on the tester illuminate to show function operation
  • Amperage meter shows actual amp draw
  • Includes battery terminal clips. Can be used with any 12-Volt battery
  • Saves Time And The Cost Of A Second Person
  • 90 Day Warranty From The Date Of Original Purchase
Tow Doctor™ Trailer Side Test Unit

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