Learn about electronic motion detectors with this deluxe kit that includes a high-quality enclosure with a mounting bracket. The motion detector makes a loud, doorbell-like “ding-dong” sound when it detects motion.
Learn about electronic motion detectors with this deluxe kit that includes a high-quality enclosure with a mounting bracket. The motion detector makes a loud, doorbell-like “ding-dong” sound when it detects motion. The kit is based on a pyroelectric infrared (PIR) sensor, which is a unique sensor that you can use to give your projects the ability to react to your presence.
The instructions include several pages of explanation that describe the various parts of the circuit and how the PIR sensor works. A 9V battery is required but not included.
Note: The Elenco motion detector is a kit; assembly is required. This kit requires soldering. A 9V battery is required but not included.
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