Features Premium Design: M6 type threaded connection, threaded, installed on metal parts for use. The initial detection distance is 290mm, with a maximum of 780mm. Wide Application: Fiber optic detection heads suitable for various detection environments, such as small spot, small size, integrated support, high temperature, water resistant, etc. Smart Testing: Fiber optic sensor is a sensor that changes the state of the measured object into a measurable optical signal. Wide Application: Suitable for the automotive, LCD, smartphone and electronic device, lithium ion battery, solar cell industry, and so on. Professional and Practical: The probe sensor cable has higher detection performance, high reliability, and stability. Spec: Item Type: Fiber Optic Sensor Product Material: ABS, Metal Type: Reflection Detection Configuration: Coaxial Detection Distance: Approx. 0 ~ 780mm / 0 ~ 30.71in Fiber Optic Device Length: Approx. 2m / 6.56ft Fiber Optic Device Diameter: Approx. 2.2 x 2mm / 0.09 x 0.08in Minimum Bending Radius: Approx. 25mm / 0.98in Thread: M6 Thread Minimum Detection Object: Approx. 0.05mm / 0in, golden wire. Environment Temperature: -40℃~70℃ How to Use: Direct installation and use. packing list: 1 x Fiber Optic Sensor 1 x Accessory Kit Package List 1 x Fiber Optic Sensor 1 x Accessory Kit