We may receive a commission on purchases made from links. Motion detectors might make you think about smart security systems and surveillance, but they can be great and inexpensive tools that you can ...

You can use mmWave sensors to monitor presence rather than simply detecting motion.

Kangaroo presents a very low barrier to entry when it comes to home security, but it’s extremely feature limited and it only protects your home while you’re not in it. Motion sensors are an essential ...

And my smart home actually felt even smarter.

Kangaroo’s latest motion sensor adds entry detection to the mix, but its lack of geofencing capabilities or support for any type of security camera makes it tough to recommend. It’s one thing to snap ...

Detecting visitors can be difficult, especially if you have a long driveway, but this alarm's impressive range will make sure ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Gizmodo may earn an affiliate commission. Reading time 6 minutes From ...

Motion detectors currently on the market for smart homes are often a bit clunky. They detect movement but can’t distinguish specific areas and trigger devices related to them. The Aqara FP2 changes ...

Chandraveer, a seasoned mechanical design engineer turned tech reporter and reviewer, brings more than three years of rich experience in consumer tech journalism to the table, having contributed to ...

Home security is a surprisingly agile topic. Take, for instance, the marketing of doorbell cameras. A couple of years ago, it was all about catching package thieves in the act, warning them off as ...