Tubular Style: Type - Photoelectric Retroreflective Sensor; Sensing Range - 3.94"- 157.5" (0.1-4m); Voltage - 10-30VDC; Output Mode - Light/Dark Operate; Output Type - NPN; Connection Type - Cable; Connection Size - 6.5ft (2m); Construction Style - Tubular, Threaded; Diameter - 18mm; Sensing Position - End; Material - Plastic; Response Time - 1ms; Beam Type - Visible Red; Enclosure Rating NEMA - NEMA 1,2,4; Enclosure Rating IEC - IEC IP67; Temperature Rating - -25 to 55degC (-13 to 131degF)