Each signal from vehicles emits a unique tone
Loud beep can be heard over shop noise
Apply brakes, turn signals, running lights, engage reverse and listen
Greatly reduces time spent verifying vehicles trailer wiring
Very simple and easy to use, saves time

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 3.2 inch
Height : 1.6 inch
Length : 9.3 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 3.2 ounce (View shipping rates and policies)

ASIN : B0019CL3KY

Product Description

Tests 4 and 5 pin flat connector wiring. One man audible trailer tester saves time.