Adjustable Speed Stirling Engine Model with Horizontal Flywheel Experiment Toy version:new version The applicable voltage of the

The applicable voltage of the ESC is 2S-4S lithium battery

1 x Alcohol Cylinder

Color: Black / Blue / Green

Servo: 9g x 7pcs

One clutch cup

Adjustable Speed Stirling Engine Model with Horizontal Flywheel Experiment Toy version:new version The applicable voltage of theAdjustable Speed Stirling Engine Model with Horizontal Flywheel Experiment Toy Features: . Novel Design: The design of this Stirling engine model is novel and unique, with a simple and exquisite shape, and a sophisticated wooden base, which shows more high end taste. The top knob can adjust the amount of air conduction to control the speed of the Stirling engine, which is easy to observe the dynamics of the piston and bring more good look. . High