50pcs 13.56MHz Rewriteable 0 Block UID Tag RFID UID Keyfobs Rewrite Copier Writer Duplicator Copy IC Card-Quality Guarantee

Description

The 50pcs 13.56MHz Rewriteable 0 Block UID Tag RFID UID Keyfobs Rewrite Copier Writer Duplicator Copy IC Card product bundle provides a versatile solution for a wide range of identification and access control applications. Each keyfob in the pack unfolds as a durable and handy tool embedded with an RFID chip that can be rewritten up to 100,000 times.

Through a frequency of 13.56 MHz, communications between the keyfobs and RFID readers are notably swift and secure. The ability of the RFID keyfobs to rewrite block 0 UID tags brings about essential adaptability, which can be harnessed in different environments from office buildings to warehouses and hospitals. Users can seamlessly create duplicate IC cards, making this product an efficient time-saver in settings that require frequent replication of access keys.

Most importantly, these keyfobs are designed for compatibility with various RFID readers and writers, attempted to eliminate limitations posed by device-specific boundaries. Security and convenience converge in these RFID keyfobs, as their robustness and their potent fobs can write and duplicate data, often fulfilling crucial roles in modern-day access control and data transfer endeavors.

13.56MHz Writable Block 0 Used to Copy Cards

This card works the same as the normal IC cards, for 1K S50 standard. Only the Sector 0 Block Zero which is known as the Serial Number/Manufacturers Block(Chip UID) could be programmed to any UID you want.

5 colors: red, yellow, black, gray, blue.
If you choose Mixed color, you will get: 10 blue, 10 gray, 10 black, 10 red, 10 yellow.