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DIY Stirling Engine Generator Kit with LED is an unassembled metal hot-air engine with a small belt-driven generator and LED for observing heat-to-mot..

ENJOMOR Balance-Beam Stirling Generator Kit is a buildable metal balance mechanism that converts external heat into visible motion and small generator..

Unassembled Stirling Generator Kit with 4 LEDs is an unassembled metal hot-air engine project whose small generator powers four blue LEDs after the me..