["brand new and high quality\nFeatures:\nMetal V groove design, optical fiber butt precision is high, technical indicators are excellent.\nThe core structure: the box structure design, good sealing performance, matching fluid is not easy to lose, weather resistance is strong.\nApplicable optical cable: suitable for any combination of 0.25mm optical fiber and 0.9mm optical fiber.\nSimple operation, fast construction speed, high success rate of installation, long life cycle, simple and convenient maintenance later.\nApplication for FTTH engineering and optical cable repair.\nFiber Optic Fast Connector only, other accessories demo in the picture is not included!\n\nSpecification:\nFiber diameter: 125μm (657A & 657B)\nTight cladding diameter: 250μm & 900μm\nApplicable mode: single-mode ; multi-mode\nBare fiber tightening force: >5N\nClamping force of tight package: >8N\nOperating temperature: -40~75°℃\nRepeated use: IL≤0.2dB RL≤5dB\nMaterial: Plastic \nLength: app.4.5cm /1.77in\nColor:As shown\nQuantity: 1 Set(Includes two boxes)\n\nNote: \nPlease allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\n\nPackage includes:\n10pcs x Fiber Optic Fast Connector"]