Fiber Optic Cleaner,Fiber Optic Connectors Cleaning,Fiber Optic Cleaner Pen With Product Details High-quality and durable?TUTOOLS fiber cleaner ,made of anti static materials,using a dry cleaning cloth to replace the solvent requirements.Over 800 times cleaning 2.5mm SC FC ST fiber connector Quick and Fast Effective Cleaning,Just one motion to clean?TUTOOLS fiber optic cleanser cleaning system ,One-touch design, one push, one second cleaning,rotateing 180for a full sweep, audible click when fully engaged Excellent effect?The cleanliness can reach 95% or above. Especially for water and oil, its cleaning effect is far better than traditional swab cleaning rods Clear Monitoring Window?TUTOOL Fiber Cleaning Pen has a window that allows you to see the microfiber tape, so that you can easily know how much you have left to use (The total amount of use is 800 times? Why 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.The most simple prevention is to clean connectors 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.