Main technical parameters Operating frequency: 13.56MHz Communication rate: 106KBoud Storage capacity: 8kbit, 16 partitions, two sets of passwords in each partition R/W range: 2.5~10cm R/W time: 1~2ms Erase life: > 100,000 times Data preservation: > 10 years Working temperature: -20℃~+85℃ Card size: 85.5×54×0.8mm Material: ịkwanyere, ABS, PITA, PETG, polycarbonate, etc.