4M

4M KidzLabs/Magnetic Intruder Alarm 37x18x22.5mm

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Explore how a magnet sets off this cool intruder alarm. It?s a fun project for exploring how a magnetic switch works in an electric circuit.
$19

4M

4M KidzLabs/Magnetic Intruder Alarm 37x18x22.5mm

Write a review
Explore how a magnet sets off this cool intruder alarm. It?s a fun project for exploring how a magnetic switch works in an electric circuit.
$19
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4M KidzLabs/Magnetic Intruder Alarm , Other, Hobbies, Learning Toys, 37x18x22.5mm

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