Stirling DK55STR Engine Kit 2 Cylinder with Electric Generator

This is an interesting model toy., This Stirling engine model uses the heat by alcohol lamp to generate electricity. The electric power will light the led light to emit different colors. It is a great opportunity for you to investigate how Stirling engine works. It can inspire your curiosity and creativity. Features:1. Two Cylinder Stirling Engine Generator: This Stirling engine model power generation voltage is 4-9v and match colorful LED light. The flywheel rotating faster, which will make the generator's LED lights flickering wildly. When the machine works, it will be very shocking and attracting eyeballs.2. Superb Craftsmanship: The two cylinder is made of quartz tube material, The base, bracket and 2 flywheels are made of 6061 aluminum alloy(High strength, weld-ability and corrosion resistance); Power cylinder and the power piston is SUJ2 material fine grinding surface of special treatment, high hardness. Heating cylinder of quartz glass- the heat resistance is better than ordinar