Tamper-Resistant Hospital Grade Duplex Receptacle Back & Side Wire 20amp 125volt.FEATURES AND BENEFITS:• RoHS Compliant• Thermoplastic dual mechanism shutter system to help prevent insertion of foreign objects.• Exclusive patented feature, circuit label on face allows permanent circuit identification.• Extra heavy-duty brass, one-piece mounting strap with integral ground.• One-piece, nickel-plated brass, triple-wipe power contacts for lasting retention.• Strap tabs wrap around and lock down on face to prevent strap from separating from face and back body.• Impact-resistant nylon face and back body.• Easily accessed break-off, line-contact connecting tab for fast, easy split-circuit wiring.• Two drive screws anchor strap to back body and face.• Exclusive patented feature, external screw-pressure-plate back wire clamp on ground terminal for faster, easier installation.• External screw-pressure-plate back wire clamps with #10 brass terminal screws for visual assurance of a good connection.• Auto-ground clip assures positive ground.