Features SCUPC to LCUPC Interface: Ensures seamless connection for single mode cables at 1310 1550nm, enhancing testing accuracy. Blind Spot Compensation: Designed to compensate OTDR testing blind spots, ensuring precise measurements. Wide Purpose Usage: Measures loss and reflectivity of near end connection, and non destructively inserts fiber optic line remotely. Easy Retrieval Design: Equipped with a convenient press top design, preventing tangled cables and facilitating easy cable retrieval. Compact and Portable: Lightweight and compact design for easy transportation, making it a convenient tool for technicians and professionals. Specification: Item Type: OTDR Launch Cable Box Material: ABS Model: AUA 20 Connector: SCUPC to LCUPC Single Mode Package List: 1 x OTDR Launch Cable Box 2 x Accessories 1 x Lanyard Note: Most of the wire lengths of the product are bare fibers and cannot be removed. Only about one meter of interface tail fibers are left at both ends. Package List 1 x OTDR Launch Cable Box 2 x Accessories 1 x Lanyard