Product brief introduction product type: The FT210PH (MF1) MF1 series electron label is to adopt the series of products that the MF1 S50 chip develops. Whose working band is 13.56 MHZ , has 8 K places 16 fans area EEPROM , is a label be not that contact-type, is passive, but read-write is electronic. That series product adopt plastic or resin encapsulation, has water proofing , dust prevention , anti-corrosion, are able to bear the high low temperature , life time is long and volume waits for a characteristic for a short time. Product characteristic property: Response frequency: 13.56 MHZ label capacities: 8 K read-write characteristic property: But read-writeMachinery parameter: Product colour: Blue (colour is other making to order) external form dimension: PHI40mm X 32 mms X 4 mms environments parameter: Working temperature: -70' C store up 25' C ~ temperature: -25' C ~ 85' C knowledges read distance: 2 ~ 6 cms apply range: Apply to the electron wallet , data revolution exist , information precis writer. Such as: Sell meal card , public transit vehicle card , one cartoon consumption , commodity price label , article blip , various certificate , member card etc.