The DIY biometric lock is also equipped with three push buttons and a 16×2 LCD display. “This is a security door lock with fingerprint sensor.

DIY Arduino smart lock with voice recognition access 1:19 pm July 18, 2022 By Julian Horsey Arduino enthusiasts, makers and those of you looking to learn more about electronics.

It also based on Android and Arduino platform both of which are free open source software. In this paper, a system called door locks automation system using Bluetooth-based Android Smartphone is ...

The smart lock works on 2.4 or 5 GHz Wi-Fi and is now available to buy. It comes with a Bluetooth-connected keypad you place on the outside of your door for PIN and fingerprint unlocking.