7-Way Towing Trailer Wiring Circuit Tester

The Calterm circuit tester is used to test the power supply from the tow vehicle to the trailer. The LED lights up to confirm the functionality of your vehicle’s trailer wiring harness for the tail lights, brake lights, reverse lights, turn signals, electric trailer brakes and auxiliary power. Use on 7-way round tow plug.”,”highlights”:null,”collection”:null,”descriptiveAttributes”:[

Tests 7-way round tow plugs individually

Easily determine if wiring is correct between tow vehicle to trailer

Plug into vehicle’s tow plug and operate lights, brakes and turn signals to test circuits

LEDs light up to indicate a good signal

Durable housing is impact resistant for long use and dependability

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Control Type:Manual/Analog

Display Type:Indicator Lights

Electrical Tools Features:No Additional Features

Included:No Additional Items Included

Measures/Detects:Voltage

Product Weight (lb.):0.16 lb

Returnable:90-Day

Test Meter Type:Diagnostic Tool

Tools Product Type:Test Meter

Manufacturer Warranty:1 Year Limited

Product Depth (in.):5.25 in

Product Height (in.):1.75 in

Product Width (in.):3.25 in