mgbawa: EM4450 Induction frequency: 100KHz~150KHz Standard: compatible with ISO11784/ISO11785 protocol EEPROM: 1024bit R/W distance: 2~5cm Read/write time: < 2ms Operating temperature: -20℃~+80℃ Storage data: 10 year Endurance: > 100,000 times Material: Ịkwanyere / ABS / PITA / PETG / PHA / Akwụkwọ, 0.13mm copper wire Card dimensions: ISO ọkọlọtọ kaadị L85.6 × W54 × T0.80(± 0.4)mm, ma ọ bụ dee size