- Adapter Functionality : This versatile adapter converts a 4-prong plug from older dryers or washing machines into a 3-prong plug, enabling compatibility with a wider range of appliances. It features a 10-30P Male Plug and a 14-30R Female Socket. - Safety Features : Equipped with a 140-inch green ground wire, the adapter ensures safe operation. A proper connection to a 15AMP or 20AMP 125V wall socket is required through the round terminal of the green wire for reliable grounding before use. - Length and Compatibility : The 1.5-foot extension cable is suitable for various applications, including dryers, generators, transfer switches, welders, RVs, trailers, and campers, making it a practical solution for your electrical needs. - Durability and Compliance : This adapter meets NEMA standards and is designed to handle a maximum of 30 amps at 120V/240V, with a power capacity of 7500 watts. The cord is constructed with STW 10AWG3C material and features a waterproof and moisture-proof protective coating, ensuring long-lasting performance. - Practical Use Scenarios : Ideal for connecting older dryers that require a 3-prong outlet, this adapter is also perfect for powering generators at outdoor events or connecting RVs and trailers to available power sources at campgrounds. With its robust design, it provides peace of mind for any power needs.