Cookinkitch 50 Pcs Fiber Optic Cleaning Pens for 2.5mm SC/FC/ST Connectors, Fiber Optic Cleaner Tools for End Face and Optical Connectors

["Professional-Grade Fiber Cleaning: Achieves 95% contaminant removal with single-push operation - no alcohol required. Specifically designed for Φ2.5mm SC/ST/FC connectors.","800+ Cleaning times: Each pen delivers 800+ guaranteed cleans with 180° rotating tip technology, ensuring 360° ferrule contact and eliminating dead zones.","Anti-Static & No Residue Design: Crafted from anti-static resin material with a dust-free microfiber filament, ensuring no secondary pollution. The cleaning agent and fiber construction prevent static buildup while offering strong adsorption power.","Extended Reach for Recessed Ports: The extendable rod and clear viewing window allow easy access to deep or recessed connectors while letting you monitor tape condition.","Customer Service: If you have any questions about this Fiber Optic Cleaner, please contact us via Amazon's messaging system. We guarantee a response within 24 hours."]