Certification : NONEPower : Passive CardRecognition Mode : Read OnlyContours : Alien CardChip Type : Contactless ID CardFrequency : 125khzSize : 18mm,20mm,25mm,30mmFeatures:Chip: TK4100Diameter: 25mm in stockMaterial: Plastic PVCOperation frequency: 125KhzDetecting distance: 3-10cmCompatible with Door Entry systemEasy to carryWater resistaCompatible with all 125khz RFID reader to gain accessNo external power required.Brand new card for entrance guard system.this card only can read . can't write If you need to buy ID copy card,Please make the payment through this linksIt applies to access control,staff attendance and school campus access and payment control, identification and security systems, parking lot entry and payment, social security management, transportation payment, municipal and ancillary service paymentDetails display: