This Fobs Card is for hornbill Smart Door Lock, and also it will work with smart locks with TTLock/Next Lock app.
No limit to add the cards, and you can delete lost or useless cards at any time by yourself. One IC fob card can works with more hornbill fingerprint smart lock.
You can incorporate these cards into your security system, and enhance access for your family or tenants by utilizing IC cards.
Follow the smart lock user manual to add it to your lock system, one touch to unlock your door.