Disk-shaped packaging Length: 45m/148ft SC Fiber type: single mode Connector Type: SC/UPC Model: SM Fiber type: SM-G657A2 Insertion loss: 0.3dB Return loss: 50db Minimum bending radius (fiber): 7.5mm Connector durability: 1000 times Wavelength: 1310/1550nm Cable Type: 0.9mm Nylon Minimum bending radius (fiber): 7.5/5D (dynamic/static) Tensile strength (long term/short term): 50/150N Attenuation at 1310nm: 0.36dB/km Attenuation at 1550nm: 0.22dB/km Operating temperature: -20 to 70°C (-4 to 158°F) Avoid excessive bending: The bending radius should be greater than 3 cm to prevent signal attenuation or fiber breakage.