Fiber Optic Cleaner Pen is designed to specially work well with the female connectors, this instrument cleans the ferrule end faces removing dust, oil, and other debris without nicking or scratching the end face. 1.25mm LC Connector Fiber Optic Cleaner and LC/MU Optical Fiber Cleaning Pen,Super high quality. Work well with the LC and MU connectors, this instrument cleans the ferrule end faces, removing dust, oil, and other debris without nicking or scratching the end face. Features: Easy pushing motion engages connector and initiates cleaner Disposable with 800+ cleanings per unit Made from anti-static resin Cleaning micro fibers are densely stranded and debris free Extendable tip reaches recessed connectors Cleaning system rotates 180 for a full sweep Audible click when engaged Applications: Fiber network panels and assemblies Outdoor FTTX applications Cable assembly production facility