This smart video lock unlocks with a wave of your hand
The Eufy FamiLock S3 Max uses palm vein recognition and features a built-in screen to show you who’s at the door.
Eufy’s latest smart lock is literally a palm reader
Rather than relying on a PIN or a fingerprint reader, the Eufy FamiLock S3 Max scans the veins in your palm to verify your ...