Price

$10 Flat-rate Shipping NZ wide

Secure payments

Low stock - 3 items left
Inventory on the way

Tax included.

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.

Simple construction of the alarm box is required.

Requires 2 x AAA batteries.

Ages 5 and over.

Shipping for orders throughout New Zealand is a flat National rate of $10.

PLEASE NOTE: Shipping prices are in New Zealand Dollars and apply to shipping within New Zealand only. Shipping for NZ is normally 3-5 Working Days, it can take longer at busy shipping times.

Magnetic Alarm

Magnetic Alarm