Photoelectric Sensors (Fiber Optic, Block Style): Type - Photoelectric Glass Fiber/Plastic Fiber; Voltage - 10-30V DC; Output Mode - Light/Dark Selectable; Connection Type - Connector, 4-pin Micro DC; Connection Size - M12x1; Construction Style - Compact Rectangular, Threaded Nose; Beam Type - Infrared; Response Time - 1ms; Sensor Material - Polycarbonate; Enclosure Rating IEC - IEC IP67; Temperature Rating - -40 to 55degC (-40 to 131degF); Indication Display - LED Output Indicator