SEEED-113990013 M1 RFID CARD (13.56MHZ) T545220 SEEED-113990013 is a versatile RFID module and accessory that designed as a Module with functionality: RFID Tag Read/Write 8kB (User) Memory 13.56MHz Card. Manufactured by SEEED STUDIO and compliant with ROHS standards. Packaged as BOX, it is ideal for diverse RFID applications.