Protect your business from credit card fraud with nSKIM, the essential security tool for payment terminal verification. This innovative device helps you quickly detect unauthorized skimmers and foreign objects on your credit card machines in just seconds. This Model M400 is compatible with the VeriFone M400 & M440. nSKIM offers comprehensive coverage for your point-of-sale security needs. The distinctive green security tool is specifically designed to fit seamlessly with your terminal's form factor, allowing for quick and efficient daily security checks. Regular use of nSKIM can help maintain the integrity of your payment systems and protect your customers' sensitive financial information. Make nSKIM an integral part of your daily security routine to ensure your payment terminals remain secure and tamper-free.