10Pcs JYIO Proximity Sensor Switch AC 2-Wire Normally Open 90-250VAC 400mA LJ18A3-8-J/EZ Item Type:  Proximity Sensor Switch  Brand: JYIOModel: LJ18A3-8-J/EZ Power Supply Voltage: 90-250VAC Output Current: 400mA Detection Distance: 8mm ± 10% Hole Opening Size: Approx. 18mm / 0.7in Power Cord Length: 1.12 Meters Output Form: AC 2-wire normally open Detection Object: Magnetic Metal (detection distance is reduced when non-magnetic metal) Standard Detection Object: Iron 12 x 12 x 1mm Working Environment Temperature: -30- +65℃ Housing Material: Brass nickel plated Detection Surface Material: ABS Applications: Security equipment, textile equipment, CNC machine tools, security inspection equipment, automated production lines, electronic machinery, etc.