Self-Test, tamper resistant, residential grade GFCI (ground fault circuit interrupter) single pole switch combination. Features monochromatic buttons, self-grounding clip, back and side wired capability, and brass double wipe contacts and clamps. 20-amp feed-through. 2-pole, 3-wire, NEMA 5-15R. Screwless wallplate included. 2-year limited warranty.