Specifications This extension cord or extension cable has standard connectors for North American market. It features a molded on Nema 5-15P (Male) plug to a lighted Nema 5-15R (female). 12 gauge SJTW type wire, 3 conductors, 25 feet in length, yellow in color.It is rated up to 20 amperages and 125 volts. Also, it has a temperature rating of up to 105°C.