Features Efficient One-Push ickly clean fiber connectors with a simple press, ensuring optimal performance of your networking cables and devices Replaceable Cleaning Core sily swap out the cleaning core for prolonged use, making this optical cleaner both sustainable and cost-effective Features: 1、The fiber optic cleaning pen is a new fiber optic cleaner that can replace the cleaning core 2、It is only necessary to use a simple one-press cleaner to remove the attachment on the fiber connector ferrule/device module. 3、It is sustainable to use and has good cleaning results 4、 material can make sure the durability of the product. 5、Compact appearance, convenient to carry and easy to use Specification: Features: 1. The fiber optic cleaning pen is a new fiber optic cleaner that can replace the cleaning core 2. It is only necessary to use a simple one-press cleaner to remove the attachment on the fiber connector ferrule/device module. 3. It is sustainable to use and has good cleaning results 4. material can make sure the durability of the product. 5. Compact appearance, convenient to carry and easy to use Specification: Condition: 100% Item Type: Fiber Optic Cleaning Pen Material: Special microfiber + advanced plastic Scope of Application: FC/ST/SC/MU 2.5mm Length: Approx. 175mm / 6.9in(can be extended to 210mm) Height: Approx. 18mm / 0.7in Package List: 1 x Fiber Optic Cleaning Pen Package List