Parkworld 885880A RV 30A to (3) 15A Power Adapter Cord 125V, Male with Handle TT-30P to (3) 5-15R Female with Lighted 25FT (View amazon detail page)

100% copper wire conductor inside, Used 10AWG/3C stranded copper inner wire, support max 30 Amp overload. Molded with electroplate copper terminal in order to avoid surface oxidation effectively. Male with Handle easy for push and pull; Female with neon light easy to find working or not. Recreational Vehicle / Trailer / Camper Adapter cord 30 AMP male 3-prong TT-30 Plug, Household regular 15 AMP female 3-prong 5-15 Household Tri-Outlet Receptacle*3, Heavy-duty power adapter cord for Marine / Recreational Vehicle camping., 125 Volt, Max 3750 Watt , Length : 25 Feet