I tested a palm recognition smart lock that doubles as a video doorbell - and it's on sale
ZDNET's key takeaways The Eufy FamiLock S3 Max is a new video smart lock available for $400. This smart lock also features a camera and doorbell button, and an indoor screen shows you who is at the door. I just wish the FamiLock S3 Max could unlock with human recognition using the Eufy HomeBase BionicMind, and the smart lock isn't convenient for some users, like those with a screen or storm door. $339.99 at Amazon The Eufy FamiLock S3 Max is now on sale during Amazon Prime Day for $77 off, or