Pack of 5 13.56 MHz RFID/NFC tags with 1K of memory, embedded in handy, easily scannable key chains.

Specifications

• resonance frequency: 13.56 MHz
• memory: 1K Byte EEPROM
• type: ISO14443 Type - A
• operating temperature: -10 °C to 75 °C (14 to 167 °F)
• identification distance: 0-5 cm (0 to 1.97")
• service time: 100.000 re-writes
• dimensions: 3.5 x 2.8 cm (1.38 x 1.1")
• thickness: 6 mm (0.24")