The rfid key fobs are widely used for door access control and payment. The size is customized and the materials can be PVC, ABS, PET with epoxy coating. It means the tag is strong, not easy to be broken and it has shinning and sparkling appearance. The data storage time is 5-10 years at least and the chips include LF, HF, and UHF. many chips are available.
usually customers may choose to print QR code, barcode, serial numbers, etc. We also can attach a key ring or a loop for you.
this product has the same function as the card, but it is stronger and looks nicer. It is a good choice to use this RFID key tag.