1. UNIVERSAL COMPATIBILITY: Compatible with all NFC supported devices, these fobs allow you to quickly share social information, music, connect to WiFi, and ​ home features, though some for IOS Phone model may have reading limitations.
2. ADVANCED CHIP: Equipped with an original for NTAG213 chip featuring 144 bytes of memory, these cards offer password protection and high scan intensity. You can easily program them for individual use, with options for repeat editing or setting them as read only.
3. ENDURING DESIGN: NFC card is encapsulated in waterproofing transparent resin with 100,000 rewrite cycles, maintaining lightweight portability while resisting daily wear with 10 year lifespan under -20℃-80℃ conditions.
4. EASY ATTACHMENT: Included black elastic ropes enable effortless attachment to various items like handbags and backpacks, adding convenience to your daily routine.
5. VERSATILE PLACEMENT: The NFC keychains come equipped with intelligent labels that can be conveniently placed anywhere, at home, in your car, or at the office.

Specification:
Item Type: NFC Keychain
Material: PVC + Resin
Color: Red
Product Diameter: Approx. 35cm / 13.78in
Storage Capacity: 144 Bytes
Working Protocol: for ISO-14443A
Chip: for NTAG213
Read Write Distance: Approx. 3-10cm / 1.18-3.94in
Operating Frequency: 13.56MHz
Operating Temperature: -20°C - 80°C
Rewrite Cycle: ≤100,000 times
Data Retention: ≤10 years

packing list:
10 x NFC Keychain

Note: