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 ...

Elgato's Eve lineup of smart home devices is one of the largest contributors to the HomeKit ecosystem, with a variety of sensors and switches for inside and out, including five more products announced ...

We may earn revenue from the products available on this page and participate in affiliate programs. Learn More › Outdoor illumination keeps the home visible at night and helps deter crime, but leaving ...

Stumbling through your home in total darkness may be common, but it’s also pretty preventable. One simple fix is this set of ...

Moderately priced Passive Infrared PIR Sensor modules are now widely available. By using these readymade and pre-configured PIR sensors, even an average electronics hobbyist can construct his/her own ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The Christian Science Church, and we’ve always been transparent about that. The Church publishes the Monitor ...