TITLE]50pcs 13.56MHz UID Key Fob Change Changeable Token NFC Tag Rewritable RFID Write Access Control Card Used for Copy/Clone Card. It applies to access control, hotel locks, campus access and payment control, identification and security systems, parking lot entrances and exits, parking lot payments transportation and municipal and ancillary payments. Product New Easy to carry Water Resistant Can read and rewrite Each comes with key fob included Compatible with any RFID reader for access Product Specifications: Chip Type: Interchangeable UID Size: 31 x 40 x 3mm Material: High Quality ABS Operating Frequency: 13.56MHz Read and rewrite key tags Compatible with all door entry systems Reading distance: 0-10cm (Depending on reader design, environment and application) Operating temperature: -40C ~ 65C Store temperature: -25C ~ 50C Reading hours re/write: 100000 times Package includes: 50pcs