Generic Low Temperature Stirling Engine, ENJOMOR γ-Type LTD Stirling Engine Metal Gear Transmission Heat Engine Education Model for Adults Desktop Toy, 9 x 9 x 12cm, Golden

Specifications: .Color: Gold/Silver .Material: Aluminum Alloy + Brass + Stainless Steel .Flywheel Diameter: 80mm .Gear Diameter: 16mm .Cylinder Diameter: 14mm .Speed: 400RPM (The Larger the Temperature Difference, the Faster the Speed) .Starting Temperature Difference: Approximately 20 Degrees Celsius / 68 Degrees Fahrenheit .Manipulating Temperature: 90 Degrees Celsius .Product Dimensions: 9 x 9 x 12cm .Product Weight: 170g .Package Dimensions: 14 x 14 x 17cm .Package Weight: 290g .Packing: Box Package Including .1 x Engine Model .1 x Manual

• ➤ Product Dimensions: 9 x 9 x 12cm. Material: Aluminum Alloy + Brass + Stainless Steel. Witness the rhythmic motion of pistons and the generation of electricity, providing a captivating visual and auditory experience.
• ➤ LTD Stirling Engine: Fantastic intelligent machine made of aluminum alloy + brass metal cnc, with bearing rolling friction pairs for all moving parts in γ-type air displacement piston type and gear transmission structure design.
• ➤ Simple Manipulation and Easy-to-use: Place it on a water cup or coffee cup with a temperature of 90 degrees Celsius or more. After half a minute of preheating, the swing flywheel can manipulate magically. It will be a toy that you can enjoy on your desk
• ➤ Durable and Continuous Manipulation : After many tests, the engine runs for at least 100 minutes at one go. It is not easy to damage and manipulates silently. As long as the temperature difference is maintained, it will run for a long time without stopping.
• ➤ Ideal Gift Choice: The amazing craft with visual texture and aesthetic appearance which is suitable for children and technology fans. It is an ideal gift on birthday and holidays for friends and families. Age: 8+