ITEM NAME:5x DC 6-36V 3 Wire Inductive Proximity Sensor Detection Switch NPN LJ12A3-4 R3S1 5x DC 6-36V 3 Wire Inductive Proximity Sensor Detection Switch NPN LJ12A3-4 R3S1 Colour:Silver and black Case material: Metal,Copper Output Status: Normally open Detection objects: Conductor Voltage: DC 6-36V Output Current: 300mA Polarity: NPN Dimention: M12x1x55mm Cable Length: 1.2 meters Detection Distance: 4 mm Part number: LJ12A3-4-Z/AX Three wires wiring connection: Brown is connected to the positive power supply Blue is connected to the negative power supply Black is connected to the load Package Included: 5 X Inductive Proximity Sensor Detection Switch Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.