Features 1、DESIGNED FOR OTDR TEST BLIND SPOTS: This OTDR launch cable is specifically engineered to complement OTDR blind spots testing, effectively reducing measurement uncertainty and enhancing the accuracy of your fiber optic assessments. 2、WIDE APPLICATION RANGE: Ideal for various fiber optic applications, this testing extension cable is widely used in LANs, WANs, and MANs, ensuring dependable performance across diverse networking environments and setups. 3、EXCEPTIONAL SEALING PERFORMANCE: With superior sealing capabilities, this launch cable is resistant to water, and explosion, making it suitable for working in a range of challenging environments without compromising performance. 4、LIGHTWEIGHT AND COMPACT: Featuring a design without fusion points, this fiber optic testing extension cable is both compact and lightweight, allowing for easy portability and operation in the field, making it an essential tool for technicians. 5、STABLE ABS CONSTRUCTION: Constructed from high toughness ABS materials, this fiber optic cable test tool offers exceptional stability and durability, ensuring long lasting performance under various operating conditions. Specification Item Type: OTDR Testing Extension Fiber Optic Cord Box Material: ABS Fiber Type: SM G652D 9/125um Length: Approx. 500m / 1640ft Connector: SC; UPC Connector: SC; for APC Typical Loss: 0.33dB/KM at. 1310nm, 0.19dB/KM at. 1550nm Operating Temperature Range: -40-85℃ Package List 1 x Fiber Optic Cable Test Tool 1 x Storage Bag 1 x Test Report