spaander: 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: PVC / ABS / PET / PETG / PHA / Papier, 0.13mm copper wire Card dimensions: ISO standaard kaart L85.6 × W54 × T0.80(± 0,4)mm, of geef de grootte