Self-Test Portable GFCI, Cord Length 3 ft, Color Black, Max. Amps 20 A, Plug Configuration NEMA 5-20P, Receptacle Configuration NEMA 5-20R, Enclosure Rating NEMA 3R, Number of Outlets 1, Trade Designation SJTW, Voltage 120V AC, Hz 60 Hz, Wire Size 12 AWG, Number of Conductors 3, Housing Material PVC