Features DURABLE MATERIAL: Made from excellent ABS material and aluminum alloy, these proximity switches have good corrosion and wear resistance. Features: The voltage range of the proximity sensor is 90-250VAC, 2 wires normally closed, with a response frequency of 68Hz. EASY CONNECTION: The proximity sensor has a standard M18x1 thread interface, easy to connect and use, and has good stability. IP65 PROTECTION: These proximity sensors have an IP65 protection level, which can meet the application of various scenarios, safe and reliable. 5 PIECE IN 1 SET - Including 5pcs 2 wire normally closed proximity sensors, mainly used for distance detection, easy to use and replace. Specification: Item Type: Proximity Sensor Material: ABS, Aluminum Alloy Product voltage: 90-250VAC Product current: 10-400mA Detection distance: approx. 4mm / 0.16in Operating temperature: -25-75°C Degree of protection: IP65. Withstand voltage: 1500V per minute Response frequency: 68Hz Output voltage drop: AC <8V, DC 3wires <1.0V, DC 2wires <5V Package list: 5 proximity sensors Package List 5 x Proximity Sensors