Leviton 8300-LW 20-Amp, 125-Volt, Slim Body Duplex Receptacle, Straight Blade, Hospital Grade, Grounding, White Interlocking Thermoplastic Nylon Cover and Body Nickel- Plated Brass Strap with Integral Ground Contacts Back and Side Wiring Options Available Permanent "Green Dot" Marked on Face Exclusive V-shaped, serrated back-wiring clamps for superior contact