Name; smart ring
- Material: Stainless steel
- Color: silver, black (chip part position)
- Process: polishing and so on
- Packing: opp
- Bore diameter dimensions: 18.2
- Chip: NFC chip
- Compatibility: Supports NFC phones and other devices
- Working frequency band: 13.56MHZ
- Storage space: 144BYTES
- Transmission rate: 106kb / s
- Uses: set to open the smart lock, card recharge, smart phone unlock, phone important file lock, a transfer file.
- Features: No charge, programmable read-only lock function, 7-byte serial number clone protection function.