STEM Low Temperature Stirling Engine Motor Model Heat Steam Education DIY Model Price_《$30 one 10v 3w bulb

one 10v 3w bulb

power piston

without defects

hardwood base

The weight is 367g and the stroke is 15mm

STEM Low Temperature Stirling Engine Motor Model Heat Steam Education DIY Model Price_《$30 one 10v 3w bulbSTEM Low Temperature Stirling Engine Motor Model Heat Steam Education DIY Model Features: . 100% brand new with high quality . The cryogenic air heat engine model magnetic connection is a single link structure, and the power cylinder is at the center of the upper end cap of the hot cylinder . The flywheel strut is a cylindrical aluminum alloy with a flywheel thickness of 3 mm . The power piston is made of aluminum alloy, and there is a fixed magnet in