Westover's Visual Fault Locator (VFL) is a ruggedized, hand held tool used to locate bends, breaks, or damages in fiber optic cable. The device is 8.6" in length and includes a carrying case, 1.25mm adapter and 2 AA batteries, which will operate the VFL for over 80 hours of continuous use.

The VFL is equipped with a standard 2.5mm interface for use with common connectors (SC, ST, FC), while the 1.25mm adapter (included) enables use with small form factor connectors (LC, MU).

Westover's VFL includes a 650nM Class 2 laser with a maximum output power of 1.0mW for up to 4km for singlemode and 3km for multimode applications in either continuous or flashing modes.