Model Number : N1Certification : CE10pcs NFC TagPlease note that different manufactures under different buying options : NXP / Fudan / Feiju etc.Chip: Ntag213(144bytes) / Ntag215(504bytes) / Ntag216(888bytes)Protocol: ISO14443AWorking frequency: 13.56 MHZReading and writing distance: 1 to 5 cmReading and writing time: 1 to 2 msWorking temperature: -20 to 55 degree, humidity of 90%Erase times : > 100000 timesData storage: > 10 yearsReading time: 100000 timesDiameter: 25mmCompatiability:1) Support 13.56mhz RFID and NFC IC reader/writer, For example:Acr122u reader/writer2) 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.