Hot Air Stirling-Engine Electricity Power Generator with 4Blue LED 1500RPM Education/Teaching 2014

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Hot Air Stirling-Engine Power Generator with 4Blue LED 1500RPM Education/Teaching Electric 2014
Here Where you can buy it:
http://www.ebay.de/itm/thermo-acoustic-hot-air-stirling-engine-power-electricity-generator-WQ-/131006331587?pt=Standmodelle_Baus%C3%A4tze&hash=item1e8095fac3ssPageName=STRK:MESELX:IT&_trksid=p3984.m1586.l2649
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