Stirling Engine Model Adjustable Speed Unrestricted Plunger Stirling Engine
Description:
【Educational Value】: This sophisticated educational toy provides a handson path to investigate the principles of thermodynamics and mechanical engineering.
【Precision Engineering】: The engine model features a high-quality metal construction with a unrestricted plunger design and an updated flywheel for seamless, reliable operation.
【Interactive Learning】: As a comprehensive science experiment kit, it allows users to observe the conversion of thermal energy into mechanical work in actual-time.
【Adjustable Performance】: This Stirling engine model is equipped with a speed control valve, giving hobbyists the ability to regulate the rotation speed during operation.
【Exquisite Craftsmanship】: This external combustion engine model is mounted on a solid wood base, making it a perfect decorative piece for offices or classrooms.
- If you are bidding or ordering more than one item, the items will be combined into one order automatically thus you can pay altogether. If you want not to combine, please buy one and immediately pay one separately.
- Please pay what you win in 7 days. Unpaid Dispute will be automatically open if payment is not received after 7 days. If you pay the bill after received unpaid dispute, please email us to close the unpaid dispute. Because the unpaid dispute will not be closed automatically, and we may ignore it.
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- Unsatisfied product can be returned within 30 days from the delivery date. We can offer a full refund or exchange, but we are not responsible for return shipping cost. Please contact us to get a RMA number before sending out your return.
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