Features 1、[Fine Fiber Cleaning Pen] Our fiber optic connector cleaning pen can rotate 180° for cleaning, using fine fiber material, minimizing damage to fiber optic endfaces during cleaning. 2、[Versatile Use] The fiber optic cleaning pen can be used as SC, FC, ST fiber cleaning pen, and also as optical connector cleaning pen. 3、[Over 800 Cleans] With a cleaning capacity of over 800 cycles, this pen provides consistent and effective cleaning performance for extended use. 4、[User Friendly] Simply press the button for easy cleaning, accompanied by a click sound notification upon completion, making the cleaning process easy and efficient. 5、[Auto Replaceable Cleaning Fibers] Prevent secondary pollution with automatic fiber replacement, ensuring clean cleaning surface each time. Specification Item Type: Fiber Optic Connector Cleaning Pen Material: Anti Static Resin Application: Most fiber optic interfaces on the market, such as SC ST FC with a diameter of 2.5mm Cleaning Times: >800 times Cleaning Ability: Up to 99% Package List 5 x Fiber Optic Connector Cleaning Pen 5 x User Manual