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 SoloCam S40 is a battery-powered security camera with a solar panel that requires only two hours of sunlight daily ...

This smart lock has a video screen to show who’s on the other side of the door, which is kind of useless if your door has a ...

For its part, Eufy promises that its FamiLock S3 Max can deliver up to 99.99999-percent accuracy (yes, that’s a lot of nine’s). Designed to run on a 15,000mAh rechargeable battery or AAA ...