Leviton PR150-1LW 500W, Single Pole, 150 Degrees, 350 sq. ft. Passive Infrared Wall Switch Occupancy Sensor, Residential Grade, White PR150 with 150 field of view and 350 sq. ft. of coverage is perfect for use in residential applications Ambient light override prevents these devices from switching lights ON when there is ample natural sunlight Manual override is available for use as a standard ON/OFF switch Adjustable delayed OFF time interval (15 seconds to 15minutes) Fits in standard wallbox