brand new and high quality Descirption: Features: NTAG215 chip, 540 bytes of memory, support read, write & rewrite, perfectly for TagMo. Durable waterproof PVC material made, the same size as credit card. Programmable, for all NFC-enabled smartphones and devices.you can create NFC sensor card, game identification card, personal information card and so on. Application Scope: access control security, for time attendance, campus, playground, gym, scenic spot, hospital, bus, etc. 50pcs/100pcs for you to choose, you can choose what you need as you like. Specification: Product Name: Non-contact IC Card Chip Type: for NXP NTAG215 Operating Frequency: 13.56MHz Reading Distance :25 ~ 10cm Working Temperature: -20~ 550 Data Preservation: >10 years Card Reading Method: Inductive Storage Capacity: 504 Byte Communication Rate: 106KBoud Reading and Writing Time: 1 ~ 2ms Erase and Write Life: >100,000 times Packaging Material: PVC+PET4 Size: Approx. 8.55x5.4 for cm/3.36x2.12 in Notes: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 50x/100x NFC Blank Cards