Chip Type: Mifare MF0 IC U10 Standards: IEC/ISO 14443A Operating Frequency: 13.56MHz Storage capacity: 512 bit Reading distance: 5cm standard desktop reader Endurance: >10,000 times Reading time: 1~2ms Working temperature: -20℃~+55℃ Data retention time: 5 years Packaging materials: PVC / ABS / PET / PETG / Ntawv, aluminum foil Card size: 85.5×54×0.80±0.4mm