Receptacle, Duplex, 20 Amps, NEMA Configuration 5-20R, Voltage 125, HP 1, Number of Poles 2, Number of Wires 3, Color Gray, Commercial Grade, Material of Construction Nylon, Tamper Resistant, Back and Side Wired, Standards UL/ CSA Straight-Blade 2-Pole, 3-Wire ReceptaclesSpecification Grade Commercial SeriesEasy to install Fork terminal capable Self grounding