EATON GFCI Self-Test 20A -125V Tamper Resistant Duplex Receptacle with Nightlight & Standard Size Wallplate, White Includes color matched standard size wallplate Photocell auto ON / auto OFF GFCIs provide protection from dangerous electrical shocks that might occur from faulty appliances or tools, wet or damp locations Automatically self tests periodically to ensure GFCI protection. Total Outlet: 2 Tamper Resistant (TR) shutters help prevent foreign objects from being inserted