Ensure the reliability of your credit card machines and ID card printers with ourperformance cleaning cards. These cards are designed to clean the internal components of your devices, removing dust and debris that can cause read errors. Use the cleaning card by inserting it into the machine and allowing it to pass through. Regular use of these cards will help maintain the accuracy and efficiency of your equipment. Features -Color:Assorted Color -Material:PVC -Size:12.50X8.00X0.10cm/4.91X3.14X0.04in -Cleaning: these cleaning cards provide cleaning performance, effectively removing all types of from your devices -Universal use: ideal for a variety of devices including atms, pos systems, card readers, and id card printers, making them a universal -Simple operation: the cleaning cards are simple to operate, requiring no special skills, making them for quick and easy maintenance -Safe for devices: these cleaning cards are safe for use on all compatible devices, ensuring no damage or wear during the cleaning process -Design: you get a solution for maintaining the cleanliness and functionality of your equipment Package list: 20 cleaning cards