Leviton GFNL2-T Self-Test SmartlockPro Slim GFCI Tamper-Resistant Receptacle with Guidelight and LED Indicator, 20 Amp, Light Almond Sensor provides automatic on/off based on ambient lighting. Energy-efficient guide light uses approx. 1W of electricity - no bulbs to replace Saves space by eliminating the need to use an outlet for a plug-in night light For an added layer of protection, the GFCI regularly conducts an automatic internal test to confirm that it can respond to a ground fault Patented lockout action prevents reset if GFCI is damaged and cannot respond to a ground fault Slim, shallow design - reduced depth makes it easier to install