Recently, I exhausted my stock of common passive infrared (PIR) motion sensor modules and was looking for a new one to play with. I searched the web for a small type with self-contained electronics.
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 ...
Whether you’re looking for added security at home or easier navigation at night, motion-sensor lights can provide a boost of visibility whenever you need it. The best outdoor motion-sensor lights have ...
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