Technology parameters Chip: ID: TK4100, EM4305 IC: China production induction IC chip Operating Frequency: 125KHz, 13.56MHz Induction distance: 2~10cm Work mode: ID: Read-only IC: R/W Endurance: > 100,000 times Data retention: > 10 anni Temperature di travagliu: -25℃~+70℃ Material: PVC, PET, PETG, ABS, Dimensione di carta: L85.5mm x L54mm, thickness 0.80mm or 1.80mm ( 1.80carta grossa mm cù un foru portatile )