It is used for RFID badge. RFID badges are widely used for identification purposes. They can be used to speed up a registration process by reducing wait time and long lines since they are read instantly just like bus, parking lot, attendance management, ticket, product logo, identity authentication, etc.
Parameter Packaging material : Resin /PVC/ABS. Frequency : 13.56MHz Capacity : 1024bit Temperture : -40~85 degree R/W times > 100,000 Data storage > 10 years Dimensions: 45*45mm, 25*40mm, or customer-defined Package chips: Mifare S50, Mifare S70, Mifare Ultralight, FM11RF08, I-CODE 2, EM4200, TK4100, T5577...