This adapter lets you use a 6 Round vehicle side connector with a 4 Flat trailer side connector. Integrated LED lights lets you know if know when wiring is functioning properly. This Endurance adapter includes a dust cover for long lasting performance and an Easy-Pull grip design for disengaging from the tow vehicle. Product Features:Endurance Professional GradeIncludes Function Testing LEDsImpact And Corrosion ResistantPlug-In Simple AdapterVerifies Electrical Continuity
