Hot Air Stirling Engine Model Generator STEAM DIY Physics Science Experiment Kit
$83.20
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Item: SIze: 165*90*90mm; Flywheel: 60mm(Diameter); Driving Wheel: 25mm(Diameter); Power cylinder bore: 16mm; Piston stroke: 15mm; Weight: 505g; Generator voltage: 5V; Material: aluminum alloy; Linkage: stainless steel; Age: +8; Package Inclued: 1 × Model Generator
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