Specification:
Chip:Ntag216
Physical capacity: 900 bytes
Usable capacity: 888 bytes
Protocol: ISO14443A
Working frequency: 13.56 MHZ
Reading and writing distance: 1 to 5 cm
Reading and writing time: 1 to 2 ms
Working temperature: -20 to 55 degree, humidity of 90%
Erase times : > 100000 times
Data storage: > 10 years
Reading time: 100000 times
Diameter: 25mm
Packaging materials: PE self-adhesive + coated paper

Compatiability:
1) Support 13.56mhz RFID and NFC IC reader/writer, For example:Acr122u reader/writer
2) Support Smart mobile phones with NFC function.
Brand Smart phone: Sony, HTC, Samsung, Nokia, LG include blackberry,Nokia Lumia, Nexus4/10,Galaxy S4,and other

mobile phone could support NFC function.
Andriod system Phone could download the NFC software, such as the Google play NFC Task Launcher, NFC ReTag Pro

Security Software.

Application:
Check in, mobile payment, product information query, mobile identification, mobile marketing, social networking,

business card sharing, access control, membership management, posters, healthcare,book borrowing etc.