When an RFID wristband holder exposes it to an RFID reader in near range, the reader’s electromagnetic waves excite it. The tag then sends radio waves (coded information) to the reader and then it is transferred to an RFID central software package for acceptance or rejection.Roll/One Device(1000pcs/Opp bag, 3000pcs or 5000pcs/ctn) for paper/pvc/m