4M KidzLabs Magnetic Intruder Alarm Dolls & Accessories Maximum Weight: 45kg

Maximum Weight: 45kg

Pole anchors included for net stability

lights and phrases help teach the alphabet

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4M KidzLabs Magnetic Intruder Alarm Dolls & Accessories Maximum Weight: 45kgDon'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.