It is made of PVC laminated chip coil, with contact and non-contact interface. The non-contact chip can choose em, MF, temic, ATMEL, TK, legic and other series chips, and the contact chip can choose different chips. It can be used for offset printing, silk screen printing and inkjet printing; waterproof, dustproof and anti vibration temperature: - 10 ℃ ~ 50 ℃