UID Card Changeable Writable Rewritable UID 13.56Mhz S50 Card 3 Pcs Access Card

Description: Could be modified many times Lightweight and portable to carry Convenient to use Replacement card of your old one UID cards have16 Sectors and 4 Blocks each Sector Organized in 16 sector with 4 blocks of 16 bytes each(one block include 16 bytes) Just program this UID to the UID of lost card then you have a new Exactly the same card. This is a perfect solution for a lost irreplaceable- Cards ID, you dont need to re-enroll new cards. The card is fully compatible with the m1 1k card. Card block0 (UID where the block) can be arbitrarily modified, repeat the changes. Block0 directly with ordinary m1 reader to modify, no special equipment. The default password for the card is 12 F, FFFFFFFFFFFF The Sector 0 Block Zero known as Manufacturers Block where the Chip UID is stored, can be re programmed to any   UID . Type: smart card Read and write method: non-contact IC card Application areas: elevator access control attendance parking card membership card and so on Storage capacity: 8Kbit, 16 partitions, each group of two passwords Operating frequency: 13.56MHZ Communication speed: 106Kboud Reading and writing distance: 2.5-10CM Reading and writing time: 1-2MS Working temperature: -20 ℃ -85 ℃ Number of erase cycles:> 100000 times Data retention:> 10 years color: white Packaging materials: PVC, PET, 0.13 coins Packaging technology: ultrasonic automatic line / automatic welding Production standards: ISO 14443, ISO 10536 Application: water meter prepaid, campus card, bus card, highway toll, parking, community management Package Included: 3 x UID Changeable Block 0 Writable 13.56Mhz RFID Smart Card Notes: Due to the difference between different monitors, the pictures may not reflect the actual color of the item. Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement. Please leaving a message before you give the bad feedback, if the products have some problems. Thanks for your understandings.