Using voice commands via the Amazon Echo's Alexa voice assistant or your smartphone to turn on your Philips smart light bulbs is convenient, but even better is just walking into a room and ta-daa!

The motion sensor switch circuit can automatically turn on a water sprinkler but you can easily use it as a motion sensor light switch or motion activated alarm too. Before beginning the construction ...

If you own Philips Hue smart bulbs, don’t think twice about adding Philips’ Hue motion sensor; it’s a nearly flawless upgrade to the Hue ecosystem. Motion-activated lighting isn’t a new idea. Whether ...