Hopkins LED Test 4-Flat Dust Cover

Protect and verify your trailer connection with the Hopkins LED Test 4-Flat Dust Cover. This dual-purpose automotive tester and circuit checker tests all trailer light functions while keeping your connector clean and corrosion-free when not in use. The bright red LED indicator confirms proper volt connections, giving you confidence before every trip.

• Tests turn signals, brake and tail lights
• Tests marker lights for full visibility
• Red LED confirms correct connections
• Dust cover prevents connector corrosion
• Simple plug-and-check operation
• Product details, including packaging, labels, and instructions, are provided by a third party and may differ from what appears on our website. Always read the label, warnings, and instructions before use.
• Weight: Approximately: 0.08 pounds
• Shipping Dimensions: Approximately: 2.87 x 1.25 inches.