Steam Intruder Alarm Robot
Build your own alarm robot and hang him on the doorknob to alert you to intruders. Learn how circuits work. It keeps unwanted intruders out of your room! Includes robot parts and instructions. Requires one AA battery (not included).
- Requires 1 AA battery (not included)
- Includes parts to build alarm robot
- Includes instructions
- For ages 8 and up