Heavy-duty back and side wired/wire lead. Duplex with 6 inch wire leads. NEMA type 5-20R. Impact-resistant thermoplastic nylon cover and body. Smooth face does not collect dirt. Four corner latches securely fasten face. Extra heavy-duty triple-wipe, brass T-contacts for superior contact and conductivity. High-performance brass No.10-32 terminal screws to reduce conductor oxidation. Back and side-wire ground termination brass strap version. Back and side-wiring options. Break-off tabs for easy two-circuit conversion. Apron barrier to prevent accidental contact between terminal screw heads and metal box. Exclusive V-shaped, serrated back-wiring clamps for superior contact. Power Indication™ provides permanent green dot lens with 100000 hour LED status indicator. Wire lead receptacles for fast and easy installation. Backed by a limited 10-year warranty.