Features ACCURATE RECOGNITION: Equipped with an intelligent sensor chip, the switch has a fast anti-interference response frequency and generates detection when it approaches metal objects, which ensures accurate detection. Easy to use: thanks to the strong corrosion resistance, the cable length of 1.4 m and the user-friendly copper alloy threaded housing, the proximity switch is easy to use and install. Waterproof and oil resistant: IP67 rating, fast response times and high productivity (cannot be submerged in liquid for a long time). LED DISPLAY: With an action indicator light, the operation is easier and clearer as the light is usually on when it detects a metal object. Set of 4: the package includes 4 sets of proximity switches that can be used for different devices, for better work performance! Specification: Item Type:Proximity Sensor Switch Material: copper alloy. Voltage: 6-36 VDC. Output format: PNP Contact type: NC Current: 100 mA. Detection distance: approx. 1 mm / 0.04 inches. Probe size: approx. 8 mm / 0.31 inches. Package list: 4 x proximity switch. 8 x mounting accessories for washers. 8 x mounting accessories with hexagonal thread Package List 4 x Proximity Switch 8 x Washer Fixing Accessories 8 x Hex Threaded Fixing Accessories