Chip: EM4305 Frequency: 100~150KHz Protocol tandard: ISO11784, ISO11785, ISO FDX-B Work mode: R / W R / W avstånd: 2~ 10 cm R / W-tid: 1-2ms Size: Φ20mm / 25 mm / 30 mm, tjocklek 1 ~ 4mm (eller den utsedda storlek ) Arbetstemperatur: -20℃~+85℃ Erasable times: >100,000 gånger datalagring: >10 years Materials and production process: pvc, skalinkapslings chips och spole, ultrasonic welding International protection agreement: IP67/IP68 Weight: 1~ 4g Meddelande: JavaScript krävs …