Build your own IoT smart door lock system using a Nano ESP32 and the Arduino Cloud, courtesy of this Gadget Master. About Us; Contact Us; ... I've always been tempted by the idea of a smart door lock ...

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.

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.