Defiant 6.4-Amp 4-Hour In-Wall Countdown Light Timer Switch No Neutral Wire (CFL and LED), 6 Pack Automatically turn OFF all types of Fans, Lights Including (INCANDESCENT, CFL and LED BULBS) Single Pole Use Push Button to set the wall timer switch: 5min, 15min, 30min, 60min, 2hour, 4hour, ideal for bathroom fan control Replaces standard light switch, fan switch or spring loaded timer for energy saving and lighting control LED Nightlight/Indicator can be turned ON or OFF, easy to locate in darkness, Ideal for bathroom, closet, pantry, garage, laundry room, bedroom, or anywhere in the house. NO Neutral Wire Required - THIS DOES REQUIRE GROUND WIRE IN ORDER TO OPERATE