Feature:1. EASY TO CONNECT: The fiber optic adapter allows for convenient and seamless connection between fibers. Perfect for improving efficiency and performance.2. LOW INSERTION LOSS: With a tight axial pressure at the fiber optic junction point, the space between the two fiber end faces is minimal, resulting in minimal link loss often 0.3db.3. SUITABLE FOR COLD CONNECTIONS: The fiber optic adapter performs well in various cold environments, ensuring consistent performance and being able to withstand extreme temperatures.4. REUSABLE: The fiber optic adapter is designed for repeated use, providing long service life and reducing the need for frequent replacements.5. FAST INSTALLATION: The pre embedded fiber optic adapter offers low insertion loss, excellent repeatability, and quick installation speed, saving time and effort.Specification:Item Type: Fiber Optic Connector KitMaterial: ABS Working Wavelength: 1200nm to 1600nmApplicable Cable: 2 x 3 butterfly cableOperating Temperature: -40 to and75 Insertion Loss: 0.3dBReturn Loss: 45dBProduct Standard: Telecom grade.Package List:100 x Fiber Optic Connector 2 x Accessory