CREATIVE DESIGN - Simple pushing motion engages the connector and initiates cleaning, automatically advancing with fresh cleaning tape. Up to 800+ cleans. Universal 1.25 mm Ferrules LC/MU Pen is designed for cleaning the ferrule end faces of SC, FC and ST connectors with UPC and APC polishes. SUPERIOR QUALITY This cleaner is constructed with anti-static material; cleaning micro fibers are densely stranded and debris free. Cleanliness can reach 95% or above. Especially for water and oil, its cleaning effect is far better than traditional swab cleaning rods. CONVENIENT AND EASY TO USE This fiber cleaner has the shape of a common pen, which is easy to handle and operate during cleanings.

After the cleaning is finished, a "click" sound prompts