The Visual Fault Locator from Jonard Tools is an essential instrument for network technicians, configured to pinpoint faults in both single-mode and multi-mode fiber optic cables over distances of up to 3 miles. Featuring a 650 nm Class IIIA laser diode, this device is designed to excel in OTDR dead zones, facilitating effective end-to-end visual fiber identification with its universal connector that accommodates various 2.5mm ferruled connectors, including FC, SC, and ST types. Its lightweight and portable pen-style design makes it an ideal companion for on-the-go diagnostics, while its functionality is enhanced by three modes: continuous wave, pulsing, and slower pulsing, allowing for versatility in different testing environments. With a battery life of 60 hours and a robust operating temperature range, this tool is engineered to withstand a variety of conditions, making it a reliable choice for professionals in the field.