["Description:\r\nbrand new and high quality\r\nSpecifications:\r\nChip: Ntag215\r\nUsable capacity: 504 bytes\r\nProtocol: ISO14443A\r\nWorking frequency: 13.56 MHZ\r\nReading and writing distance: 1 to 5 cm\r\nReading and writing time: 1 to 2 ms\r\nWorking temperature: -20 to 55 degree, humidity of 90%\r\nErase times : > 100000 times\r\nData storage: > 10 years\r\nReading time: 100000 times\r\nDiameter: 25mm/1.02 inch(approx.)\r\nMaterials: PVC\r\nCompatability:\r\n1) Support 13.56mhz RFID and NFC IC reader/writer, For example:Acr122u reader/writer\r\n2) Support for Smart mobile phones with NFC function.\r\nBrand for Smart phone:\r\nfor , for HTC, , for Nokia, for LG include for blackberry,for Nokia Lumia, Nexus4/10,for Galaxy S4,and other mobile phone could support NFC function.\r\nAndriod system Phone could download the NFC software, such as the Google for play NFC Task Launcher, NFC ReTag Pro Security Software.\r\nApplication:\r\nCheck in, mobile payment, product information query, mobile identification, mobile marketing, social networking, business card sharing, access control, membership management, posters, healthcare,book borrowing etc.\r\nQuantity:10Pcs\r\n\r\nNote:\r\nNo retail package.\r\nTransition: 1cm=10mm=0.39inch\r\nPlease allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\r\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\r\n\r\nPackage Include:\r\n10Pcs x NFC Tags\r\n(other accessories demo in the picture is not included.)"]