TM Khawm Leather Key Rings, iButton Tawv Keychain, TM Smart Button Keychain

TM information button keychain used TM1990A-F5 chip, mainly used for personnel identification in patrol system, packaged by leather, high-end atmosphere, easy to wear and use, because it is stainless steel chip, so it is not afraid of rain, immersion in water can also be normal The. TM information button keychain is a bespoke product that requires you to provide specifications and shapes that we produce it.
The TM keychain surface can be printed with LOGO, patterns and number, QR code.

Packageable TM chip:
Read-only type: DS / TM1990A-F5, (magnetic) DS / TM1990A-F5, TM199D
Read and write type: RW1990-F5, RW2004-F5, RW057
Read and write encryption type: (DS) TM1991L-F5
TM08V2

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Security patrol location identification, access control system, hotel, community One Card Solution; identification system, oil and gas management inspection, banking, communications, railway transportation, transportation, smart water meter reading system and other industries.