EATON 9566TRSG ASPIRE Tamper Resistant GFCI Duplex Receptacle, Silver Granite TR Receptacles feature a safety shutter system that prevents the insertion of foreign objects into the receptacles; 2008 NEC compliant TR mark is clearly visible on device face Permanent protection against electrical shock Ground Fault Circuit Interrupters (GFCI) receptacles feature patented correct wiring/trip indicator light technology Durable impact-resistant thermoplastic face and back body is virtually unbreakable