Features 1、Adopt good‑quality chips and components, possess stable quality, strong anti‑interference, high stability 2、Approach switch possess wide operating temperature range, have strong adaptability 3、The product come with wide voltage range, high repeat accuracy, fast frequency response, long service life 4、Adopt 1.4meter thickened good‑quality cable, possess good electrical conductivity 5、Using advanced technology with fine craftsmanship, bring smooth surface, which is very practical Specification Item Type: Approach Switch Material: Brass and ABS Model PR12-4DN2 PR12-4DP2 Output mode NPN.NC(normally closed) PNP.NC(normally closed) Detection Distance: Approx. 4mm / 0.2in Power Cord: Approx. 1.4meter / 4.6ft Detected Object: Magnetic metal Control Output: <200mA Detection Head Type: Cylindrical Working Temperature: -25~70℃ Storage Temperature: -30~+80℃ Type: Three-wire How 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 Package List 1 x Approach Switch 2 x Fastening Nut 2 x Washer