Discover the spy-tacular world of espionage with this kit! Assemble a double-security lock with a combination code and key to hide your most prized possessions. Then use the included electronic components to build a door alarm or pressure plate to keep your valuables from intruders. Find even more spy activities in our crystal clear instructions with easy-to-find materials from home. Comes with: 6 plastic vault panels, clothespin, key, buzzer, battery box. For Ages 8 and Up.