Features: Capacity: 1k/4k/512bit eeprom. Frequency: 13.56mhz. Temperatures: -20~50 (humidity 90%). Communication speed: 106 kbps. Distance: within 100mm. Write endurance: >100, 000times. Data retention: >10 years. Packaging material: pvc, pet. Function: as electronic wallets (for small amount buying). Advantage: supporting many cards operation at the same time; anti-collision.. Delievry in 5 days after the payment is received. Package: plastic bags Outpackage:box (size: 17.5*14*7cm)
