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

It’s a fairly simple project, too: just hook an Arduino Uno up to a motion sensor and an electronic switch called a relay, then plug in your fan, and you’re good to go.

Here is how to create a smart brightness-controlled lamp with motion sensor. It works only when the motion is detected and has two modes.

How the reed switch works in a window sensor Image used with permission by copyright holder The reed switch is the core component in a window alarm.

Amazon Echo’s built-in ultrasonic motion sensing can let you easily automate lights and fans with Alexa routines, without buying anything else.

Philips is retroactively adding HomeKit support and features to several existing Hue accessories through the latest software update. Hue tap, dimmer switch, and motion sensor all gain ...

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.

It has emerged that the Switch 2 has excellent motion controls, and it may be due to a new 9-axis motion sensor.