Vacuum Stirling Engine Model with Brass Cylinder Piston Flame Eater Licker

CNC Aluminum Alloy Flame Eater Engine Vacuum Stirling Engine Model Toy with Brass Cylinder Piston Features: The engine is designed on the principle of vacuum negative pressure engine. The large diameter bypass turbofan dissipates heat for more stable operation and higher speed Well-designed mechanical structure The whole frame and bottom plate are CNC processed with aluminum alloy, with anodized gold treatment. Beautiful and generous and long - term fadeless. All copper cylinder piston & large diameter cylinder diameter. Safety fuel tank to prevent fuel overflow. The parts are processed with high precision, making the hard art of machinery perfect release. Comes with user guide: The cylinder can be disassembled quickly. It features simple structure and easy maintenance. How to use: Fill fuel tank with approximately 2/3 95% alcohol (do not use water, kerosene, gasoline, lighter fluid, liquor, etc.). After the alcohol lamp is heated for 30 seconds, turn the flywheel by hand to start. Meaning and Value: By operating the engine, you would observe and know the operational process and more intuitive understanding of the operating principle of stirling engine. Its superior quality and exquisite appearance also make it of high collection value, which can be used as high-end decorations or gifts. Suitable for people over 8years old Specifications: Color: As Shown Material: Aluminum Alloy + Brass Product Size: 18.5 x 8.5 x 11.8cm Product Weight: 880g Package Dimensions: 20 x 10 x 13.5cm Package Weight: 1000g Packing: Carton Box Package Content: 1 x Engine 3 x Allen Wrench 2 x Fire Damper Slice