The Eaton OS310U-GY-K Motion-Activated Occupancy Sensor Wall Switch: Can be wired as a Single-Pole or 3-Way device. Selectable ON/OFF LED nightlight with press and hold dimming function. Works with all popular load types: Incandescent, Magnetic Low-Voltage, Electronic Low-Voltage, Fluorescent, Compact Fluorescent (CFL) and LED. Green LED indicates load status, provides locator light in dark and blinks to indicate motion detection. Push pad design provides minimal travel and crisp actuation. Replaces a standard light or fan switch. Provides 180 Degree field of view and 1000 square feet of major motion coverage. Provides 3-Way operation when used with a 3-Way switch or sensor. Selectable time delay of 5 seconds (test), 5 minutes, 15 minutes and 30 minutes for lights to remain on after room is vacated. Walk-in-Delay feature allows sensor to turn lights off without time delay when motion is detected briefly in room. Occupancy Sensors time delay default set to 5 minutes; Vacancy Sensors time delay default set to 30 minutes. Occupancy Sensor provides a selectable ambient light override preventing lights from switching ON when there is acceptable natural light. Occupancy Sensor Version allows to toggle between Auto-ON/Auto-OFF or Manual ON/Auto-OFF mode with a simple press and hold of switch. Occupancy Sensor provides for a bypass feature to allow the sensor to perform as a traditional switch (Manual ON/Manual OFF). Electrostatic discharge protection. No leakage to load in off mode. Uniform color matched PIR lens to device housing Color change faceplate kits provide for a simple in field change. Mid-Size decorator wall plate included with product. Neutral required for installation of device.