Self-Test residential grade GFCI (ground fault circuit interrupter). Features monochromatic buttons, self-grounding clip, back and side wired capability, and brass double wipe contacts and clamps. Includes nylon wall plate. 20 amp feed-through. 2-pole, 3-wire, NEMA (National Electrical Manufacturer's Association) 5-20R. 2-year limited warranty. No. 114-GFNT2-00E: Color: Black, Amperage: 20, Grade: Commercial, NEMA Configuration: 5-20R, Voltage: 125, Depth (In.): 1.125, Indoor/Outdoor: Indoor, Number Of Poles: 2, Number Of Wires: 3, Certification: UL Listed, Pkg Qty: 1, Package Type: Clamshell