Y-shape Retro LED Stirling Engine Generator Model Educational Science Toy Christmas Color:Silver Wheel Track 140mm

Wheel Track 140mm

the metal is full of mechanical feeling

Body size: 500 x 390 x 205mm

Output Shaft Diameter: 5mm

Main Oil Needle and O Ring for TOYAN Engine

Y-shape Retro LED Stirling Engine Generator Model Educational Science Toy Christmas Color:Silver Wheel Track 140mmY shape Retro LED Stirling Engine Generator Model Educational Science Toy ChristmasFeatures:. Craft Decorations: The Stirling engine has simple and beautiful appearance, full of metallic mechanical and technological sense. It is an excellent exquisite decoration model. The product comes with a small generator and LED lights, which can be bright when running.. Excellent Manufacturing Process: Exquisite workmanship wood color bottom plate, dollar