General description These 100PCS Blank NFC Cards are rewritable tags designed for all compatible devices. Each card features a storage capacity of 504 bytes and includes a read-write lock function, allowing for quick reading and writing times of just 1-2 ms. The data stored on these cards can last for over 10 years and withstand more than 100,000 erase and write cycles. Made from high-quality PVC material, these cards are sturdy, waterproof, drop-resistant, and wrinkle-resistant, ensuring long-term use and protection for the internal chip. Technical specifications Storage capacity: 504 bytes Reading and writing time: 1-2 ms Data retention: More than 10 years Erase and write cycles: Over 100,000 Size: 85.5 x 54.5 mm (credit card size) Material: High-quality PVC Detection distance: 0 - 10 cm Quantity: 100 pcs Color: White Compatibility and accessories Compatible with TagMo (Android NFC smartphones) Compatible with Placiibo/Amiiboss/Amii NFC (iOS) Suitable for all NFC-enabled smartphones