Testing device designed to assist in determining whether a tow vehicle’s trailer connector has been wired properly. Excellent diagnostic tool for installation, setup and troubleshooting of electric trailer brake controls. Used to level and pre-set brake control when trailer is not available.
Function : 4 Way Tester With Led Display
Features
Setup And Troubleshooting Of Electric Trailer Brake Controls
Excellent Diagnostic Tool For Installation
Limited 1 Year Warranty
