2Pcs Fiber Optic Cleaner Fiber Optic Connectors Cleaning,Fiber Optic Cleaner Pen Product Details 2pcs Fiber Optic Cleaner Fiber Optic connectors Cleaning,Fiber Optic Cleaner Pen with 800+ Cleans for LC 1.25mm 2.5mm SC/ST/F-C STE2000 Field Tested LC Fiber Cleaner ?Quick and Fast Effective Cleaning? provide fiber optic connector cleaners for fast and effective cleaning of connector end faces, including unused jumper connectors and connectors with adapters inserted. ?Reliable Product?Fiber Optic Cleaner can removal dus-t, oil and other debris on the end face of the casing without damaging or scratching the end face. ?Reliable Product?Fiber Optic Cleaner can removal dus-t, oil and other debris on the end face of the casing without damaging or scratching the end face. ?Why we need to clean the fiber end face? 90% of optical fiber connection failures are caused by contamination of the end face of the optical fiber. It is important to ensure that the end face of the optical fiber is clean for network transmission. ?Clear Monitoring Window?This fiber cleaner pen comes with a clear window on the side allowing the user to see through to the microfiber tape reel.180 Degree Rotary After completion of cleaning, there will be a prompt sound. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.