(4 Pcs/Lot) Ntag216 NFC Tag Card Key Token 13.56mhz RFID 868 Bytes Card Label Keychain for All NFC Android Phone

Features: Achieved by simply setting as long as your mobile phone touch the NFC label,that can keep the mobile phone to be automatic action the tasks,For example: set up the alarm clock, send text messages, open the bluetooth, switch mode, open the web page, Open music,Close bluetooth,share business card... still have a lot of interesting things waitting for you.. Specification: Chip: Ntag216 Capacity: 868 bytes Specification: 28mm Working frequency: 13.56Mhz Reading and writing distance: 0 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 Warranty: 100% test before send out How to encode the Tag: Please pre-install the "NFC Tasks" and "NFC Tools" on your cell phone before use. You can download them from Google Play Package includeds: 4 x NFC Tag cards (4 colors ) Details pictures: