The Fiber Visual Fault Locator and Optic Tester is an essential tool for professionals in the telecommunications and optical fiber industries. Designed for high efficiency, this tester allows for easy identification of fiber breakpoints, poor connections, bending, or cracking. It is perfect for locating the right fiber to splice or quickly finding a break, making it invaluable for fiber tracing, routing, and continuity checking. The tester creates a bright glow around break or fault areas, ensuring precise detection. With excellent functions such as constant output power, multi-interface adaptation, and long-distance detection, this tester is ideal for field tests. Its 2.5mm Universal Connector is compatible with ST, SC, FC, and LC interfaces, making it widely used in CATV telecommunications, integrated wiring systems, optical device production, research, and optical measurement drive engineering. The long output distance and high-efficiency power supply circuit ensure stable and reliable performance over extended distances. Built with a crash-proof and dust-proof design, the tester features a stainless steel head and aluminum body, providing durability and protection against impacts and dust. The case ground design further enhances its protective features. Versatile and reliable, this Fiber Visual Fault Locator and Optic Tester is a must-have tool for professionals seeking precision and efficiency in their optical fiber tasks.