Features Proximity Sensor With a detection distance of 8mm, this proximity switch also provides high accuracy for stable working performance. Reliable working: the proximity sensor with large voltage range and high frequency ensures high working efficiency. GREAT PROTECTION Designed to have an ABS housing that is flame retardant and insulated, which is durable and long lasting. 5 pieces included: there are 5 NPN proximity switches, which are normally closed, and the large quantity will meet your different usage requirements. QUICK TO INSTALL The detection sensor is lightweight and compact, allowing for convenient installation in minutes. Specification: Item Type:Proximity Sensor Model: LJ18A3-8-Z/AX Material:ABS,Aluminum Alloy Product Voltage: 6-36V DC Product current: 300mA Detection distance: approx. 8 mm. Working temperature: -25°C ~ +75°C. Protection class: IP65. Dielectric strength: 1500 V/min. Response frequency: 150Hz/25Hz. Output voltage drop: AC < 8V, DC three-core < 1.0 V, DC two-core < 5 V. Package list: 5 x proximity sensors. Package List 5 x Proximity Sensor