Home automation with high usefulness and low annoyance tends to rely on reliable person sensing, and [francescopace]’s ESPectre shows one way to do that cheaply and easily by leveraging ...

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Motion detectors are widely known for their role in home security systems, but their usefulness extends far beyond guarding doors and windows. These compact devices can automate daily tasks, enhance ...

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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 ...

Ever wished you had an extra set of eyes on the cookie jar, or somebody making sure the kids aren't sneaking out of their bedrooms when its time to do homework? Looking to help out with these and a ...

The motion sensor range can reach up to 30 feet.The wireless range from each sensors to the receiver can reach up to 1/2 mile. You can also use this driveway alarm as your remote driveway doorbell.

This motion detector alarm can detect a moving person from a distance of 1 meter. It uses a dual IR Transmitter-Receiver module HOA1405. When the sensor detects the reflected IR rays, alarm will sound ...

In A Nutshell Comfort meets performance: Sensors embedded in loose, baggy clothing outperformed tight-fitting wrist and body ...