Accessories & Parts -Metal Hot Cylinder Stirling Engine Model External Combustion Bulb Heat Power Steam Generator Physics Science Experiment Engine Highlights Generic Brand Metal Hot Cylinder Stirling Engine Model External Combustion Bulb Heat Power Steam Generator Physics Science Experiment Engine Description: A Stirling engine is a heat engine which works by cyclically compressing and expanding air or other gas at different temperatures so that there will be a net conversion of heat energy into mechanical work. Hot Air Stirling Engine Engine Model Kit Physics Teaching Aids Educational Toys Explore the conversion of products from heat energy to motion energy and then to electrical energy. The hotter the tube, the lighter the light will be. Very interesting Ideal for cultivating students' interest in physics, more intuitive and easy to understand how heat energy is converted into mechanical work. Specification: Item Name: Stirling Engine Materials: Metal+Glass Main Color: Silver+Green Size: Approx. 160x87x100mm / 6.3x3.43x3.94inch Package includes: 1 piece Stirling engine model Note: Do not touch the baked test tube and the metal connected to it, so as not to burn. Long-lasting alcohol lamp, the alcohol lamp can not be easily touched, so as not to burn. Suitable for over 8 years old, 8 years old should operate under the guardianship of parents. When heating, do not touch the alcohol lamp tube, burning wick will produce moisture, if touched, may lead to tube cracking.