• Very fantastic craftsmanship, made with metal alloy
• The hotter it gets, the faster it goes!
• A stirling engine is a engine that operated by cyclic compression and expansion of air or other gas (the working fluid) at different temperatures, so that there is a net conversion of energy to mechanical work.
• Engine principle is intuitive,educational toys,teaching experimental equipment can effectively cultivate children's interest in learning can also be used for classroom teaching,more intuitive and easy to understand.
• Great gift for your friends or families, or a display on your desk or anywhere!

1 Piece Sterling Engine Model