Heavy-duty molded PVC Receptacle Type: TT-30 30 Amp for RV & Travel Trailers Plug Type: NEMA 5-15 15 Amp Plug (standard home wall outlets in the United States) Fire-Resistant, Gas/Oil Resistant, Extreamly Resistant to Abrasions. 12 in. flexible RV Pigtail 30 Amp Female RV TT-30R to 110 Volt 15 Amp NEMA 5-15P Plug, RV Pigtail Power Adapter. With this adapter you can easily connect a 30-amp RV or Travel Trailer power cord to a 15-amp shore power box, outlet, or generator with 15–20-amp receptacle. Which provides you with a source of power between 15 or 20 amps when 30 amp service isn't available.