[ Chip Feature] Manufacturing process strictly follow the protocol /IEC 50443A. It has 504 storage capacity and read-write lock function, the reading and writing time only need 1-2ms, data can be stored in more than 10 years, and more than 100000 times of erase and write. [Size and Material] cards, each card is the size of a credit card. Made of high-quality PVC material, sturdy, waterproof, drop-proof, fold-resistant, perfectly protect the internal chip, suitable compatible withlong-term use. Each NFC card with bag individual packing. [Blank White NFC Card] The printable surface allows you to personalize your NFC card according to your needs, it can be by most photo ID card printers, such as compatible with, compatible with, compatible with, compatible with, compatible with, compatible withNisca, compatible withNBS & etc. NOT use compatible withinkjet printers. [Compatibility] Compatible with compatible withTagMo(Android NFC-Enabled Smartphones) and compatible withPlaciibo/Amiiboss/Amii NFC (iOS). Suitable compatible withall NFC enabled smartphones and devices. [Wide Application] Can be using compatible withcheck in, mobile payment, product information query, mobile identification, mobile marketing, social networking, business card sharing, access control, membership management, book borrowing etc. Sensing distance: 0 - 10 cm specific actual distance related to sensors Quantity:100 PCS Colour:White Material:Plastic Size:85.5x54.5mm Package Contents: 100 * 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.