The Mechanics Lab Mountain Rescue Helicopter is an incredible kit With over 250 components, you can build a motorized helicopter. Explore various technical applications by creating 20 different models, including a twin-rotor helicopter, an amphibious helicopter, a tilt-rotor helicopter, and even a human-powered helicopter. The kit includes components like a worm screw, universal joint, planet gear carrier, gear wheels, blades, and rotors, allowing you to delve into the world of mechanics in a simple and enjoyable way. Accomplish your rescue missions using the manually operated winch. The illustrated manual provides technical and scientific insights on flight dynamics. You can also download the free app with interactive 3D instructions for all the models. Conceived, designed, and developed in Italy.