itapring Anti-Metal Tag Stickers Blank T5577 Rewritable 125Khz RFID Small Coin Round Card for Access Control Systems-10pcs

itapring Anti-Metal Tag Stickers Blank T5577 Rewritable 125Khz RFID Small Coin Round Card for Access Control Systems-10pcs

• NOTE: They are blank tag with no pre-programmed serial numbers. Before you can use it, you need to write data through a 125khz RFID read/write device in order to read the ID serial number.
• The chip is readable/writable/rewritable. It can be erased and written 100,000 times.
• Applications: intelligent door locks, access control systems, time and attendance devices, hotel key cards.
• Round sticker on the back for attaching to other items (can be attached to metal).
• Note again that the data cannot be read until the chip is programmed.