We’ve received a review sample of the Lockzo AL501 3-in-1 smart door lock system (Smart Lock + Video Camera + Doorbell). It supports 2.4GHz Wi-Fi and integrates a 2K resolution camera with a wide 180° ...

Forget keys! The top smart locks we've tested are secure, easy to install, and provide several convenient ways to control who can access your home and when. I'm PCMag's managing editor for consumer ...

[wyojustin] was trying to think of projects he could do that would take advantage of some of the fabrication tech that’s become available to the average hobbyist. Even though he doesn’t have any ...

Macy is a writer on the AI Team. She covers how AI is changing daily life and how to make the most of it. This includes writing about consumer AI products and their real-world impact, from ...

With the ability to enhance the convenience and security of your entryway, a smart lock is arguably the most crucial component of a connected home. There's no shortage of options, from fully installed ...

Abstract: This work aims at building a working model for a complete intercom door lock system using Arduino and Raspberry Pi. The goal has been to unite the best of Raspberry Pi and Arduino in a ...

Keypad Decoder: Implements a 16-key keypad matrix decoding algorithm. Lock Mechanism Simulation: Uses LEDs to indicate the lock's status (red for locked, green for unlocked). 7-Segment Display ...

Abstract: The door system is an important part of an elevator, and faults within this system can affect the overall operation of the elevator and potentially cause harm to passengers. Therefore, fault ...

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