Performance Series Sensor, 12 mm Sensor Diameter, NC Pole Throw Configuration, 2 mm Detecting Distance, 10 to 48 V ac, 300 mA, 4-Pin Micro DC Connector Connection, LED Indicator, Ryton (Front Face);Stainless Steel (Tube);Polycarbonate (End Bells: M12 Body, Cable End Bell);Stainless Steel (Nut) Material, -40 °C Operating Temperature, +70 °C Operating Temperature, 0.08 lb