1- Our Stock PVC Mini NFC Cards are ready to enhance your digital interactions, perfect for attaching to a keychain for on-the-go access. 2- Material Excellence Crafted from quality PVC material, these mini cards have durability while maintaining a lightweight design. They come in batches of three mini cards. Dimensions: 28mm x 54mm Material: PVC 4- Cutting-Edge Technology Featuring an embedded NXP NTAG213 chip, these mini cards can store a wide range of data from contact details to website URLs. Embedded Chip: NXP NTAG213 Memory: 144Bytes Compatibility: iPhone and Android 5- Flexi-Programming Program these mini cards with any smartphone using a free NFC app, offering an adaptable tool for any of your digital requirements. 6- Our Free PowerTool Combine these cards with our free online tool, allowing you to effortlessly create, manage, and update your digital business cards or any other digital content.