[Chip Feature] The manufacturing process strictly follows the protocol /IEC 50443A. It has 504 storage capacity and read-write lock function, read-write time only needs 1-2ms, data can be stored for more than 10 years and more than 100,000 times for erasing and writing. [Size and Material] card, each card is the same size as a credit card. Made of high-quality PVC material, sturdy, waterproof, drop-proof, wear-resistant, perfectly protects the internal chip, suitable for long-term use. Each NFC card with a bag individual packaging. [Blank White NFC Card] The printable surface allows you to customize your NFC card according to your needs, it can be by most photo ID card printers, such as for , for , for , for , for , for Nisca, for NBS & etc. DO NOT use for inkjet printers. [Compatibility] Compatible with for TagMo (Android NFC-enabled smartphones) and for Placiibo/Amiiboss/Amii NFC (iOS). Suitable for all NFC-enabled smartphones and devices. [Wide Application] Can be used for check-in, mobile payment, product information inquiry, mobile identification, mobile marketing, social networking, business card sharing, access control, member management, book borrowing, etc. Sensing distance: 0 - 10 cm specific actual distance related to sensors Quantity: 50 pcs Color: White Material: Plastic Size: 85.5x54.5 mm Package Contents: 50 * cards Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.