4M 403440 Kidzlabs Magnetic Intruder Alarm
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Description
Liki 24
Don't let anyone sneak into your room undetected! Build your own intruder alarm to keep those annoying siblings away! And while you're at it, explore how a magnet triggers this awesome alarm to build your own intruder alarm. It's a great project to explore how a magnetic switch works in an electrical circuit. A simple alarm box construction is required. Requires 2 AAA batteries. Ages 5 years +
Description
(2)
Liki 24
Don't let anyone sneak into your room undetected! Build your own intruder alarm to keep those annoying siblings away! And while you're at it, explore how a magnet triggers this awesome alarm to build your own intruder alarm. It's a great project to explore how a magnetic switch works in an electrical circuit. A simple alarm box construction is required. Requires 2 AAA batteries. Ages 5 years +
AmazonValue for money Good product with good quality Durable, Manufacturer: 4M
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