Cassette Fiber Optical Connector Cleaner,Fiber Optic Cleaning For Product Features ?Outstanding advantages? TUTOOLS Cassette Fiber Optical Connector Cleaner uses high-density textile fiber, which does not remove hair and does not have static electricity. The cleaning belt is woven using high-density textile fibers without the addition of alcohol. The cleaner is convenient for indoor and outdoor work. Replaceable cleaning cores are more environmentally friendly and cost-effective. ?Why need this item?? TUTOOLS Cassette Fiber Optical Connector Cleaner is one of the most cost-effective high-end cleaning solutions. The washed ultra-clean microfiber cloth traps debris and other contaminants, and its fabric is strong enough to wear or leave any fibrous material behind. Replaceable reels are easy to install and reduce cost per cleaning. ?Wide application? TUTOOLS Cassette Fiber Optical Connector Cleaner is suitable for a variety of optical fiber plugs, such as FC/SC/LC/ST/MU/D4/DIN and other ferrule end faces can be used. It is simple to operate, and only a swipe on the cleaning belt can remove adhesion from the end face of the fiber optic connector mortise when using. ?Powerful functions? Compared with similar products, TUTOOLS Cassette Fiber Optical Connector Cleaner is easy and convenient to replace the cleaning core, humanized design, saving time and effort. Our products only need to manually and lightly screw 1 screw to replace the core, other products need to use a screwdriver to turn 4 screws to replace the core. ?Premium materials? TUTOOLS Cassette Fiber Optical Connector Cleaner is made of alcohol-free special microfibers and high-grade plastics. The cleaning belt is made of high-density textile fibers, and the cleaning effect is fast and effective, with up to 500 cleanings. It can be operated manually and has a lightweight design with replaceable cores. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!