Metal Stirling Engine Model Kits, DIY Assembly Electricity Power Generator Model Industrial Desk Decor & Gift for Adults

Functional Electricity Generation: This Stirling engine model features an integrated small motor and light-emitting diodes that visibly demonstrate energy conversion - when heated, the engine generates electricity to power the LED lights Metal Stirling Engine: Crafted from high-quality metal materials with golden finish, the engine features precise part coordination, stable base, durable cylinders Complete DIY Assembly Kit: Includes all necessary spare parts and assembly tools with clear instruction drawings - Product Dimensions: 16 x 8 x 9cm Usage: The product comes with assembly instructions drawings and installation tools, please refer to the instructions for DIY assembly. Place the assembled Stirling engine model on a horizontal table, add about 2/3 of the alcohol to the alcohol lamp, ignite the alcohol lamp and place it under the heating cylinder to preheat for 30 seconds, turn the flywheel by hand to help start, so that the diode glows Elegant Display Piece: With its attractive golden appearance and fascinating operation, this Stirling engine serves as both an tool and decorative collectible for office