Professional LCD Display Fiber Optical Identifier 4-in-1 Clamp 10mw Visual Fault Locator for 3.0/2.0/0.9/0.25mm Fiber Line

Features:
Test and identification of power direction and frequency detection function.
The identifier can directly test 0.25mm bare fiber, 0.9mm pigtail, 2mm or 3mm fiber jumper without need to change the adapter frequently.
Clear LCD screen display, clear handwriting, convenient to read, easy to operate and measure.
Fine quality material body, wear resistant and comfortable hand feeling.
Compact and lightweight, easy to carry.
Can identify 270Hz, 1Hz, 2KHz signal frequency.