Chip function The manufacturing process strictly follows the IEC 50443A protocol. It has 504 storage capacity and read and write lock function, the read and write time only needs 12ms, the data can be stored for more than 10 years and more than 100,000 times erasing and writing.Size and Material card, each card is the size of a credit card. Made of high quality PVC material, sturdy, waterproof, dropproof, foldresistant, perfectly protects the internal chip, suitable for longterm use. Each NFC card with individual bag packaging.Glossy White NFC Card The printable surface allows you to customize your NFC card to your needs, it can be printed by most photo ID card printers, such as for , for , for , for , for , for Nisca, for NBSetc. DO NOT use for inkjet printers.Compatibility Compatible with for TagMo Android NFCenabled smartphones and for PlaciiboAmiibossAmii NFC iOS. Suitable for all NFCenabled smartphones and devices.Wide Usage Can be used for checkin, mobile payment, product information query, mobile identification, mobile marketing, social networking, business card sharing, access control, membership management, book lending, etc. Sensing distance 010 cm specific actual distance related to sensorsQuantity 100 pcsColor WhiteMaterial PlasticSize 85.554.5mmPackage contents100shortOnly the above package contents, other products are not included.Note Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is13 cm.