Function: Nilight Trailer connector tester helps you confirm proper vehicle and trailer electrical function. Allows you easily and quickly to diagnose and fix problems of trailer socket circuits, short time to troubleshoot the issue.Multiple Use - This 7 way blade trailer wiring tester tests for tail lights, brake lights, reverse lights, turn signals, brakes and auxiliary power. Compatible with standard 7-way blade trailer sockets. Delicate figure design make it be carried and stored easily.Quick Identification- Features 6 bright LED indicators. Clear and obvious labeling of each light enable you quickly to identify the working and faulty circuits at a glance.Durable & Sturdy - Plastic body with optimal weather, corrosion, and impact resistance to last for long time use. Nickel-plated copper pins not only increase conductivity but also anti- wear & anti-corrosion.How to Use: Straight forward plug the tester into the tow vehicle, or an adapter, turn on the lights, and check the easy to read LEDS. Package Included: 1 x Trailer Connector Tester, 1 x User Manual.
