PM Research A Stirling Engine Driven FanREADY TO RUNThese Fans are of the same high quality you have found in our other engines. This ruggedly constructed Fan is reminiscent of the days gone by when quality was important. The brass components, contrasting with the black components, create an illusion of antiquity.Each fan involves much painstaking handcraftsmanship and hours and hours of time to assemble. Each fan is completely assembled and test run at the factory. It is shipped with an alcohol burner, No 6 burner assembly.Specifications: 14" high, 6½" diameter fan blade, the motor is a coaxial Stirling Cycle, the cylinder is black anodized aluminium, the base and platform is sand cast aluminium. We recommend using denatured alcohol as fuel. Completely assembled and ready to run.