... contactless card and RFID label 2. format: 2*4, 2*5, 5*5, 3*8 3. thickness: 0.45mm Mifare Inlay ... Features: Chip type: Mifare S50/S70, MF Uitralight, MF Desfire, etc.Material ... 3-8cmData Storage Time: 10 years.Application: smart card, RFID card, contactless card, contact-free card, door access control card, attendance card and parking card Welcome OEM order ...