Easily diagnose electrical issues or verify new wiring harness installations with this CURT 5-way flat connector tester. This tool plugs directly into your vehicle's socket to provide real-time feedback on tail lights, turn signals, brake lights, and ground connections.

• Confirms proper function of vehicle-side wiring connectors to ensure safe towing
• Tests 5-way flat sockets for tail lights, brake lights, turn signals, and reverse lights
• Equipped with long-lasting LED lights for reliable electrical feedback
• Includes a dust cover to keep the connector clean when not in use