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