ConnectProA(R) 3-Wire PlugFeatures:O-ring seal for waterproof connectionsWeather resistant plug coverCorrosion resistant, plated brass electrical componentsAccepts 16 to 8 gauge wireErgonomic contoured grip for easy hook-up and ground blade alignmentWARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.