The Eufy FamiLock S3 Max uses palm vein recognition and features a built-in screen to show you who’s at the door.

The Eufy Familock S3 Max is one of the best smart locks I've tested, with a twist that makes it more family-friendly.

Eufy's FamiLock S3 Max is the earliest arriving model in a line of video smart locks that shine eyes on the outside.

This code is for an RFID door lock system using an Arduino. It reads the UID of the RFID card and compares it to a predefined ...

But if a lock fails, the door doesn’t have a lock, or you don’t trust the lock situation in an apartment or hotel, you can ...