1. Technical Data
Operating frequency: 13.56 MHZ

Protocol: ISO 14443A

Tag Size: 25mm Diameter

Antenna Shape: Circle
User Memory: 1152 bit / 144 bytes of user memory with unique 7 byte serial (137 characters available with NDEF formatting)

Rewritable: > 100,000 times

Reading Distance: Up to 60mm (depends the NFC reader/writer and environments)

2. Features:
Re-writable multiple times

Locakble, can be locked when required

unique 7 byte UID serial number

32 Bit Password protection
UID Ascii Mirroring
24 Bit Counter
Originality Signature
Fast read option

Attentions: This NFC tag does NOT apply to metal surfaces or batteries.