Stirling engine is a nice education model for students and teachers. It can help to better understand the working principle.

Features:
How it Works

A Stirling engine is a heat engine that operates by cyclic and expansion of or other (the working fluid) at different temperatures, such that there is a net conversion of heat energy to mechanical work.

A Explanation
Teacher can make the explaining process much straightforward and students can better understand its principle.

Opeartion
Run freely on the of a cup of hot , no need to fire a ,safer for children.

Operating Requirement
difference between the product bottom and circumstance should be greater than 25℃.  

Easy to Use
Gently flip the wheel, then it can run itself.

Considerate Design
Exquisite frosted plunger can leakage and the reduce abrasion.

Note:If the friction between flywheel and support is big, please use a little graphite dry lube quiet it down nicely. Don't use oil, because it will to oil-dirt.

Specifications:
Model: LL-001
Wheel Color: / Purple (Optional)
Material: Stainless Steel +  Paint Carbon Steel +  
Principle of Operation: Heating Expansion / Cold
: 180rpm (max.)
Item Size: 12.2 * 10.2 * 10.2cm / 4.8 * 4 * 4"
Item Weight: 250g / 8.8oz
Package Size: 17.3 * 9.5 * 11cm / 6.8 * 3.7 * 4.3"
Package Weight: 333g / 11.7oz

Package List: OS0657
1 * Low Stirling DIY Kit
1 * User Manual(English)

Note:
1. under 12-year-old should be accompanied by when playing this product.