VIENNA, Va. and OREM, Utah—After a successful six-month beta test, Alarm.com this week announced the general availability of its Image Sensor—a wireless device that combines a motion detector with a ...

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 ...

About 1.5 million bicycles are stolen each year, and only about 20 percent are returned to their owners. A California company, Factory Enhancements Corp., has introduced a motion-sensor alarm system ...