Electrical Rating:25 feet RV/EV extension cord, with 50A NEMA 14-50 plug and 50A NEMA 14-50 receptacle standard connectors, max rated for 250 Volt 12500 Watt.UL certified. Handle Design:Designed to assist users in safely and conveniently plugging and unplugging cords without damage,and it keeps your fingers away from the power source to avoid accidental injury. High Performance: 100% Copper wiring provides excellent conductivity,the jacket is coated with flame retardant and heat-resistant PVC for Heavy-duty,super flexible cable that serves as protection from the outdoor elements. Green Design:The 50 Amp power cord is well designed in the green color, bright and noticeable, so you don't have to worry about searching for your charging equipment in the dark. Widely Applicable:The extension cord is 25 feet long,comes with an adapter,providing a more convenient long distance power supply for high power electrical equipment such as RV and EV.