12Pcs RFID 125Khz EM4305 T5577 Blank Key Tag Chip Ring Coin Cards Tags Keytag Copy Rewritable Writable Rewrite Duplicate 125 Khz

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T5577 / EM4305 125khz RFID Key

Water resistant
Can read and rewrite
Each comes with Key ring included
No external power required.

Frequency: 125 KHz
Chip type: T5577 / EM4305 chip
Type : Read and rewrite key tags
Waterproof: Water resistant
Weight: 5g
Size: About 35 x 29 x 5 mm