Tests trailer circuits quickly and easily on most light and medium-duty trucks and campers
Plugs into vehicle-side socket
LEDs indicate that each circuit is working
Winged grip for easy installation and removal
Promotes safety and reduces road hazards
Note: This tester does not simulate loads for integrated and aftermarket trailer brake controllers
Return Policy *
30-Day Risk FREE return for refund or replacement
If you are not 100% satisfied with your returnable items, return the product for a refund.
* Applies to all purchases made on MatcoTools.com excluding Toolboxes, Tool Carts, Diagnostics and shipped items weighing more than 150 pounds; Excludes all Gifts and Branded Apparel items except branded apparel size exchanges for exact items. See your Authorized Matco Tools distributor for warranty or return information on purchases made offline.