RV 30Amp 25' Extension Cord/HandleRV  Power Supply Extension Cord 25 Feet 30 AMP From a specialized high tech factory and lab tested, only the highest quality COPPER wire is used for reliable conduction. Cable length is 25 Feet. Product is backed by a no-hassle One Year Guarantee against defects. Made from high end pure 100% copper. Cable is rated STW (Service Grade, Thermoplastic, and Outdoor rated) to resist wetness and sunlight. 30 AMP, 125V-250V, 10/3 (3 wires inside cable that are 10 gauge each). Male Plug End: TT-30P (This is just the NEMA type of plug end. You can just look at the images in the listing to see if this is the plug end you need.) Female Plug End: TT-30R (This is just the NEMA type of plug end. You can just look at the images in the listing to see if this is the plug end you need.) Wires are DOUBLE coated with a thick rubber-like insulation, offering kink-free flexibility. Cables are flexible even in cold weather. Weather resistant: will not be affected by weather temperature variations.