Quickly convert your 7 blade vehicle side connector to a 4 flat trailer end connector. This adapter has a patented weatherproof design. Integrated LED lights lets you know if know when wiring is functioning properly. Also, includes dust cover for 4 Flat to help prevent corrosion. Product Features:Includes Function Testing L.E.D.sPlug-In Simple! AdapterIncludes Dust CoverVerifies Electrical ContinuityPatented Weatherproof Design
