Features: OTDR Fiber Tester delivers precise measurements with advanced OTDR technology, offering high sensitivity and resolution for accurate fiber loss and reflection analysis in testing. Featuring large color display and compatibility, this tool support fiber testing and event mapping for comprehensive networking diagnostics. Designed for engineers, networking technicians, and broadband installers who demand professional time domain reflectometer in field operations. Optimized for fiber installation, maintenance, and fault detection in data centers, telecommunications infrastructure, and networking environments. Its built in storage preserves test data for analysis, while the ABS housing ensures reliability during extended fieldwork with complex fiber networking testing tools. Specifications: Component:ABS Type:01/02 Size:Approx. 173x109x45mm/6.81x4.29x1.77inch Package Includes: 1 Set Fiber Tester note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.