Semiconductor fingerprint recognition Accurate fingerprint recognition technology allows you to open the just Remote password unlock Send temporary password remotely to enable guest mode Anti-peeping password When you arrive home with friends, you can unlock the door by entering a few extra digits before or after the correct password; there's no need to deliberately conceal it Lock APP Management With a built-in security network module and a complete door lock system, the app promptly pushes door opening information, allowing you to monitor the door lock status at any time High frequency IC card unlocking Sensitive touch, opens instantly, Manufacturer: Aundhegrtt