Photoelectric Sensors (Background Rejection, Tubular Style): Type - Photoelectric Diffuse Reflective Sensor; Sensing Range - 16" (400mm); Voltage - 10-30VDC; Output Mode - Light/Dark Operate; Connection Type - Connector, 4-pin; Connection Size - M12x1; Construction Style - Tubular, Threaded; Diameter - 18mm; Sensing Position - End; Material - Nickel Plated Brass; Response Time - 1ms; Beam Type - Visible Red; Enclosure Rating IEC - IEC IP67; Temperature Rating - -25 to 55degC (-13 to 131degF)