How does a motion detector actually work? We performed countless hours of research and product testing on motion detectors so you don’t have to. In this guide, we’ll teach you all about the ...

Some motion sensors are based on optical measurement technologies to provide accurate velocity and position measurements without requiring physical contact with the object or surface being monitored.

Think, instead, about how you might go about detecting motion in a series of still images. These types of cameras have been deployed under numerous environments for many purposes, their affectability ...

A gangly-looking motion detector floodlight is fine for scaring off a backyard intruder, but it doesn't look good on your ...

At the back, Outdoor Motion Sensor features a mounting plate and a variety of mounting options so you can put it wherever it works best.

The Verge, which spotted the leak, mentions that this new feature will use “the bulbs’ Zigbee radios to detect motion between ...

Once you have each sensor labeled properly and correctly assigned to each room, you can easily use Ecobee remote sensors for automation based on motion with other HomeKit accessories.

Blinding light, guiding light, or something in between, the best outdoor motion sensor lights make sense as a home accessory.

Read the full guide to smart home sensors for Alexa. Among Alexa's many tricks is that it also works as a smart-home hub.