Common lengths listed are 10 ft, 15 ft, 25 ft, 50 ft, and 100 ft.
Listings show 12 AWG, 14 AWG, and 16 AWG wire gauges.
Most listings show a 125 V rating. Amperages listed include 10 A, 13 A, and 15 A, with wattage values ranging roughly from 1,250 W up to 1,875 W.
Most listings show three conductors and a single receptacle (one outlet) on the cord.
Some listings are labeled ETL Listed; other listings explicitly state they have no certifications.
Descriptions mention powering lawn mowers and garden equipment, drills and saws, appliances, and holiday lights — covering both home and construction uses.