We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Megan Wollerton After a round of testing we’ve added many new picks: the ...

The promise of the smart home largely hinges on accurate, speedy presence detection. That's to say, our home needs to know when there are people in it and where they are, as quickly as possible, so ...

We may receive a commission on purchases made from links. Since it would be challenging to find all the different types of sensors in one place, we decided to put together a list of some of the best ...