• Optical Fiber Identifier OFI-50

    Light-weight, Compact Structure ,Easy to Carry

    4 in-1 Universal Chunk. Suitable for 0.25/0.9/2.0/3.0mm Fiber

    Universal Single-mode Multi-mode Fiber

    Simple and Practical Operation

    Identify Dominant Signal Direction

    Recognizable 2kHz, 1kHz, 270Hz Signal Type With Beeping Sound

    Ergonomic Design /Press the Switch/ Start Test Automatically