The SHINHO X-5021 Mini Visual Fault Locator is a compact, professional-grade tool designed for efficient fiber optic testing and fault location. It features a powerful 650nm red laser source capable of penetrating up to 30km of fiber, making it ideal for identifying breaks, bends, and poor connections. Equipped with a universal 2.5mm connector and optional adapters for SC, ST, and FC interfaces, it offers broad compatibility. The device includes a built-in LED work light for dark environments, a convenient back clip for easy carrying, and a large-capacity 1000mAh lithium battery for extended field use. With IP64 protection and stable, user-replaceable components, the SHINHO X-5021 ensures reliability and ease of operation in various working conditions.