Love of Arrow Shape Stirling Engine Motor Science Model Kids Educational Toy Model

Description: Aerodynamics are rich in knowledge of physics, single cylinder combustion engine. Can also be used for classroom teaching, more intuitive and easy to understand. Engine principle is intuitive, educational toys, teaching experimental equipment can effectively cultivate children's interest in learning Specifications: Name:Stirling Engine Model Material:Aluminum alloy,glass Color:Red Size: 190mm*105mm*55mm How to use: 1.Please place the alcohol lamp at the junction of wire and air.The outside part of the alcohol wick is about 3mm. 2.Stretch the copper arrow to the outside on startup and release immediately. 3.Before starting, loosen the adjustment knob,heat the alcohol lamp,tighten the adjustment knob,and start the model operation. 4.If there is not well at the copper arrow at the start,the adjustment knob can be manually adjusted and the adjustment can be restored to the copper arrow. Package included: 1 x Stirling Engine model 1 x Bottle 1 x Alcohol glass bottle 1 x Manual