Convert your 7 blade vehicle side connector to a 4 flat or 5 flat trailer end connector in seconds. The Nite-Glow ? function checks to see if your trailer is getting power from the tow vehicle, and confirms you have installed the adapter properly. If the connector glows red, you have a solid connection. The adapter also includes two dust covers for both the 4 flat and 5 flat to help prevent corrosion. Illuminates On Taillight Function To Verify Electrical Continuity Easy Plug-In Adapter Assists In Confirming Your Trailer Light Connection Multi-Tow ? provides Multiple Towing Options From One Connector Includes Dust Cover For Both 4 And 5 Flat Connectors Easy Grip Design Husky Branded Parts Ensure Proper Fit And Function Attributes: GTIN: 00880268183871 Brand Name: Husky Towing Color: Red End Type: 7-Way Blade To 4-Flat And 5-Flat Estimated Install Time (Hours): 0.25 With 12 Volt Outlet: No Extended Information: Country of Origin: China Emissions : CARB Eligible Life Cycle Status: Available To Order Packing Information: Quantity of Each: 1 Package UOM: EA Dimension: 1.88 x 2.88 x 6.88 inches Weight: 0.3 lb