20A, 125V, White, Slim Self Testing SmartLock Pro GFCI Duplex Receptacle/Outlet, LED Indicator Light, GFCI Cannot Be Reset If Installed With A Line Load Reversal & Cannot Supply Power To The GFCI Face Or Downline Terminals, Circuit Integrity, Or Mis-Wired Reversing Line & Load Leads, Backwire Screw Pressure Plate, 2 Holes Per Termination, Screws Backed Out,Impact Resistant Thermoplastic Body, Power Surge & Corrosion Resistant, Red & Black Button, Wallplate/Faceplate & Self Grounding Clip Included, UL 973 Standard, Hang Tab Box.