Spy Science Intruder Alarm
| Article number: | P-6458 |
| Availability: | In stock (5) |
Learn the science of connecting a circuit and build your very own kick-wire door alarm. Install it in your bedroom to stop unwanted intruders (like your parents or little brother!). You can even draw your own warning sign to hang on the doorknob of your room! Comes with a cyber-look transparent casing. It's a cool science gadget!
- Requires 1 AAA battery (not included)