Proximity Sensors (Capacitive, Tubular Style): Type - Photoelectric Diffuse reflective Sensor; Sensing Range - 39.37" (1000mm); Voltage Range - 10-30VDC; Connection Type - Connector, 4-pin Micro DC; Connection Size - M12x1; Output Mode - Light/Dark Operate; Diameter - 18mm; Construction Style - Tubular, Threaded; Material - Body - Plastic; Enclosure Rating IEC - IEC IP67; Temperature Rating - -25 to 55degC (-13 to 131degF); Response Time - 1ms; Output Type - PNP; Sensing Position - End; Beam Type - Visible Red