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

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

  • $100.00
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  • Explore how a magnet sets off this cool intruder alarm. It징짱s a fun project for exploring how a magnetic switch works in an electric circuit.

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