NEW SUN Heavy Duty 7-Way Trailer Light Circuit Connector Tester w/LED 7 Pin Trailer Plug Tester 7 PIN Round RV Blade Electric Wiring Tester

Key features

• This 7 way trailer plug tester tests for tail, brake, reverse, turn signals, brakes and auxiliary power
• Constructed with 6 LED lights for long-lasting use, plastic body is designed to be weatherproof and corrosion resistant
• Simply plug the wiring tester into 7 blade RV style tow vehicle plug, fits for most vehicles with 7 pin vehicle-side socket
• Affordable use-instead of the high cost of the maintenance shop, allows you quickly identify and fix problems with trailer socket circuits
• Small size fits easily in glove compartment, pocket or tool box etc. Take the tester with you and always be prepared anywhere