Item Type: Proximity Switch Material: Brass, Resin Rated Working Voltage: AC90-250V BEM12-02-AB Output Mode: AC NC (Normally Closed) BEM12-02-AK Output Mode: AC NO (Normally Open) Installation Method: Non Embedded Thread Diameter: Approx. 12mm / 0.47in Detection Object: Metal, Paper, Plastic, Water, Oil, Alcohol, Flour, etc. Operating Temperature: -25~70 Storage Temperature: -45~80 Humidity: <90% Purpose: To Detect Objects in Various Environments, to Control the on and off of Switches Package List 1 x Proximity Switch 2 x Gasket 2 x Nut It is strictly forbidden to power on and wire. 1[High Accuracy Durable] The proximity switch is of brass and resin, with high accuracy, fast frequency response, strong anti interference ability. 2[Vibration Resistance] The inner cavity of the switch is filled with resin and it is fully enclosed, which is vibration resistance and corrosion resistance. 3[Waterproof Oil Proof] The inductive proximity sensor detection switch also has the characteristic of water resistance, oil resistance and durability. 4[Multifunctional Use] This detecting distance approach sensor can be used to detect objects in various environment, to control the switches. 5[Widely Used] This capacitive proximity switches can not only detect metal, but also detect paper, plastic, water, oil, alcohol, flour, etc.