Low Temperature Stirling Engine Model Generator Desk Models

Features: Easy to Operate: Just place it on a cup of hot water, and gently flip the wheel until the wheel can run automatically.Performance: It would observe and know the operational process and more intuitive understanding of the operating principle.A Classical Stirling Engine Model: Made of quality metal, clear body gives you a clear view on how every parts works.Safe for Children: No need to fire an alcohols , safer for children. Fully assembled, no need to install it yourself.Educational Toy: School classroom or laboratory experimental teaching aids, the great gift choice for students, teachers, children.Specifications:Material: MetalColor: As The Picture ShowsPackage Weight: approx.400gSize: approx.195x95x135mm/7.67x3.74x5.31in(More Size Detail, Please See Photo.)Package Includes:1Pc Low Temperature Stirling Engine ModelNote:Please allow 1-3mm error due to manual measurement. Please make sure you do not mind before you bid.Due to the difference between different monitors, the p