JW3306D Optic Fiber Identifier Live Optical Fiber Identifier with Built in 10mw Visual Fault Locator

Features:
Indicate the signal directions and power in fiber.
Indicate the signal presence or absence (Live or dark fiber).
Efficiently identifies the traffic direction and frequency tone (270Hz, 1KHz, 2KHz) with audible warning.
Displays the relative core power.
Easy-to-replace adaptors.
Lower power indication.
Build in VFL function.