20 pcs Thick Card 125khz writable rewrite T5577 RFID Keycard 1.8mm for rfid writer

1.100% brand new and high quality 2. Frequency: 125 KHz 3. Size: 85.5 x 54 x 1.8mm 4. Material: ABS, PVC 5. Writable/Rewrite - Can be used in 125KHz RFID card Copier/ Duplicator 6. Only can copy ID number 7. Reading distance is 0 - 6cm