A truly unique gift for the person who thought they had everything! An engine that runs on air!
As the temperature difference between the top and bottom base plates increases, the engine begins to turn. To run the Stirling Engline from hand temperature of 36 – 37° C (97 – 99 °F) , the surrounding temperature needs to be around10 -15 ° C (50 – 60 °F). In warmer ambient temperatures the bottom base plate can be heated over a cup of coffee
- Assembly required.
- Suitable for a child over 8 with adult supervision or over 14 without supervision.
- Not suitable for under 3’s due to small parts.