EATON Perfect Prox Photoelectric Sensor, 3/4-Wire Forward Viewing, Series: SM-Series, Round Shape, Background Suppression Sensing Method, 2 in Sensing, Visible Red Sensing Beam, 1 ms Response, 10 Output, 10 to 30 V DC, 100 mA, 2 W Wattage, 50/60 Hz Frequency, 6.6 ft Cable Connection, LED Light Source, 30 g Over 10 Hz to 2 kHz Vibration, 2 in L x 6-1/2 in W x 5 in H Size, NEMA 1/3/4/4X/6/6P/12/13/IP68/IP69K 2 Enclosure, -13 to 131 deg F Operating, Surface Mounting