A smart lock and video doorbell are popular choices for a smart home. But instead of having to worry about two products, the Eufy FamiLock S3 Max is a smart lock that incorporates cutting-edge biometrics and a video camera in a single device. It’s worth a long look, despite the high cost.

The British science fiction author Arthur C. Clarke famously said that any sufficiently advanced technology is indistinguishable from magic. Go back in time 500 years and show them your smartphone, and you'd probably be burned at the stake for being a witch. Even 100 years ago, the things your phone can do would have blown people's minds.

A thermostat is an integral part of a home, which is why so many good smart thermostats have been around for a while. The Ecobee Smart Thermostat Essential is another addition to that list with a basic set of features at a reasonable price; just don’t expect anything exciting from it.