4M Magnetic Intruder Alarm
$12.99
$12.99
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.
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Product Specification
Product name: 4M Magnetic Intruder Alarm
Brand: 4M
Manufacturer number: 00-03440
Mastermind number: 220842
Shipping weight (lbs): 0.42
Package dimensions (inches): 6.57 x 8.46 x 2.28
Battery: 2 x AAA (Sold separately)
Country of Origin: China
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