OKMO J06F α-Type Opposed Stirling Hot Air Engine Mini Pocket Size Engine Model STEM

OKMO J06F α-Type Opposed Stirling Hot Air Engine Mini Pocket Size Engine Model STEM

Features: 

.Classic Mechanical Design: Features a dual opposed-piston structure that vividly demonstrates external combustion and energy transformation—perfect for collectors and mechanical enthusiasts.
.Real Heat-Powered Operation: Uses an alcohol lamp at the heating end to generate continuous rotation through air expansion and contraction—no electricity required.
.Premium Metal Craftsmanship: Made of brass and alloy, precisely machined for tight assembly and high durability. Both a working model and an industrial-style desktop ornament.
.Educational & Scientific Tool: Perfect for explaining the Stirling cycle and heat engine mechanics in physics classes and science labs.
.Gift-Worthy Collectible: A thoughtful present for engineers, hobbyists, and science lovers—combining art, technology, and craftsmanship in one display piece.

Specifications: 

.Material: Brass + Stainless Steel + Aluminum Alloy
.Brand: OKMO
.Model: J06F
.Form: Ready to Run (RTR)
.Flywheel Diameter: 29mm 
.Starting Method: Manual
.Fuel: 95% alcohol 
.Product Weight: 108g
.Package Weight: 340g
.Product Dimensions: 6.5 x 4.2 x 4.5cm
.Package Dimensions: 15 x 10 x 10cm
.Packing: Box
.Ages: 16+