1、Excellent good‑quality chips and components, possess stable quality, strong anti‑interference, high stability 2、The product can be used with wide operating temperature range, possess strong adaptability 3、Adopt 4meter thickened good‑quality cable, which bring good electrical conductivity 4、Possess wide voltage range, high repeat accuracy, fast frequency responseand long service life 5、Adopt advanced technology with excellent craftsmanship to bring smooth surface, which is very practical 1 x Approach Switch2 x Fastening Nut2 x Washer Item Type: Approach SwitchMaterial: Brass and ABSOutput Mode: NPN.NO (normally open)Maximum Current: 200mAVoltage Range: 10-30VDCDetection Distance: Approx. 8mm / 0.3inStandard Detection Object Size and Type: Approx. 25 x 25 x 1mm / 1 x 1 x 0.04in, ironMonitoring Surface Diameter: Approx. 18mm / 0.7inPower Cord: Approx. 1.4meter / 4.6ftDetected Object: Magnetic metalDetection Head Type: CylindricalWorking Temperature: -25~70℃Storage Temperature: -30~+80℃Type: Three-wireHow to Use: The brown power cord is connected to the positive pole, the blue power cord is connected to the negative pole, and the black power cord is connected to the signal output