Vevor generator extension cord 40 foot 10 gauge extension wire 30 amp sjtw cable7500w high performance40 ft reliable cableserviceable locking collarflexible cablepractical plastic strapextensive usagemax power: 7500w,cable: sjtw 10awg 4c 100% copper wire plug, connector, and sjtw cable,gross weight: 12.19 Lb 5.53 Kg ,configuration: nema l14-30,length: 40 ft,rating: 30 amps, 125 250 volts,product size: 11.8 X 11.8 X 4.7 Inch