Specially designed to clean chip & pin smart card readers and magnetic stripe card readers. Waffle cards dramatically outperform flat cleaning cards. Features a patented solution that effectively breaks down dirt and debris in the card path and on the read head for effective cleaning; safe to use on electronic components. Unique waffle design conforms to critical surface areas including chip reader pins within smart card readers. Sensitive chip readers should be cleaned regularly to avert misreads and other problems. Use on all Credit Card Machines, Vending Machines, Gaming Machines, Hotel Door Locks, Gas Station Pumps and many more applications.