Features Eliminate Dead Zone: Eliminate the blind spot of OTDR tests with this compact and lightweight launch cable box, ensuring easy portability and convenience without the need for welding. Press Design: The spring press design enables easy release and storage of the jumper, providing a clutter-free testing environment. Applicable Scenario: Ideal for measuring loss and reflectivity of near end connections and remote lossless insertion of fiber optic lines using OTDR in various scenarios. For Single Mode: SCUPC to SCUPC single mode connector ensures compatibility with single mode cables at 1310/1550nm, providing reliable performance for single mode testing. Package Include: This optic fiber OTDR eliminator comes with 2 accessories and a lanyard, simplifying installation and usage. Specification: Item Type: OTDR Launch Cable Box Connector: SCUPC to SCUPC single mode Package List: 1 x Extension Box 2 x Accessories 1 x Lanyard Note: Most of the line length of the product is bare fiber, can not be removed, only about one meter at both ends of the interface pigtail. Package List 1 x Extension Box 2 x Accessories 1 x Lanyard