Fibre optic cleaning pen is a new type of fibre optic connector endface cleaner with innovative design.It is specially used for cleaning the fibre optic endface inside the optical port, and the use of a simple push of the cleaner handle can drive the relevant mechanism to ultimately remove the adhesion of the fibre optic connector ferrule endface inside the optical port, and it can be used for about 800 times, and it is durable.​ And you will get the same reliable cleaning effect every time you use it.Alcohol- and water-free cleaning methodReplaceable cleaning cartridges for more economical useAnti-static properties, no secondary contamination due to static electricity after cleaning.Each cleaning cartridge can be used about 800 timesIn addition to cleaning the connector end face in the optical port, it can also clean the end face of ordinary optical fibre connectors. FC/SC/ST "Fibre Optic Cleaning Pen" for cleaning FC/SC/ST adapters​ Cleaning frequency >800 timesThe use of fine fibre yarn material effectively reduces the loss of the fibre optic end face.​ Package list: 1 * Clean Pen 1 * English Manual