Silent Sentinel Magnetic Alarm: Instant Protection for Your Peace of Mind.

“Unleash your inner radiance with this exquisite piece. Crafted with a whisper of luxury and designed to capture every glance, it’s more than an accessory—it’s a statement. Let its captivating allure elevate your style and ignite a spark of confidence within you. Prepare to turn heads and embrace the extraordinary.”

$15.00 $29.99

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Don't let anyone sneak into your room undetected!

Build your own Intruder Alarm to keep out those pesky brothers & sisters! And while you are at it, explore how a magnet sets off this cool build-your-own intruder alarm. It's a great project for exploring how a magnetic switch works in an electric circuit.

Features:

Simple construction of the alarm box is required.
This magnetic alarm beeps when the door is opened to warn you of intruders.
It's a fun project exploring how a magnetic switch works in an electric circuit.
Requires 2 x AAA batteries.

Suitable for ages 5 years and up