eBay

Feature:

1. Metal bracket and metal piston are firm, and the whole is finely polished, which is very metallic and modern technology.
2. The product itself has been assembled, has collection value, and can be used as an ornament.
3. Thermal energy is converted into mechanical energy of engine, and intuitively grasp its working principle and deepen your interest in physics.
4. Meticulous polishing, bright color, it is not easy to rust and discolor, and the slot to hold lamp, which is safe and reliable.
5. By operating engine, children observe and understand the operation process, intuitively understand working principle of Stirling engine.
6. The model kit has a wide range of applications, suitable for scientific projects and physics/mechanical learning.
7. It can also be used as a classroom demonstration prop for teachers to facilitate teaching progress.

Specification:

Item Type: Stirling Engine
Material: Zinc Alloy + Sheet
Size: Approx. 16x7.9x8cm / 6.3x3.1x3.1in
Function: The heat energy is converted into mechanical energy of the engine, which causes the light bulb to brighten, and hands-on operation makes it more intuitive to grasp its working principle

Package List:

1 x Stirling Engine

1 x Lamp Bulb

1 x Ethanol Lamp

1 x Ethanol Pad

2 x Elastic String (1Pcs installed on product)

1 x Light Emitting Diode

1 x Magnet

Note:

1.Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding.

2.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.

We accept PayPal .
We ship item to your PayPal verified address.
Payment must be received within 3 days from the date of purchase.

All the items will be dispatched within one business day by Airmail after the payment is clear.

Most times you will receive your order within 10-30 business days after we transfer your package to the delivery company. We cannot guarantee the delivery timeframe if the post office has any unexpected delays due to holiday, weather, customs, or other conditions. Some countries like Russia, Brazil, or some European countries may take up to 50 days or longer for delivery.

We appreciate your patience if you haven't received items in 30 days(Russian customers may need more patience by reason of the local delivery system and/or customs). If you are concerned in any way, please feel free to contact us via ebay message instead of leaving negative/neutral feedback or opening a dispute. We will do our best to solve any problem(resend or refund any missing item).

Customs duty is obligation and liability of citizens in your country, so buyer should be responsible for any tax and custom duty incurred. Generally, the delay or failure delivery is sometimes caused by the policy of different customs.

1. Our listing price includes the value of goods,packaging cost,and export taxes,not including international duties.
2. duties,taxes,and charges are not included in the item price or shipping fee.
3. The duties are buyers' responsibility.Please check with your country's customs office determine what these additional costs will be prior to your purchase.
4. All disputes arising from the duties will be submitted to ebay for solution.

1. Any questions, pls. contact us via ebay message or email us.We will reply your message within 48 hours. If you do not receive our reply within 48 hours, pls. post a message again because sometimes our message system may block some emails.

2. If you are satisfied with our service, pls. kindly leave us a positive feedback and give us the Detailed Seller Rating with all "5 " in very area
3. Our aim is to provide Level Customer Service, your recognition will encourage us greatly and serve you better. We strive to keep all our customers satisfy.

We will do our up most to exceed your expectations in customer service, communication and dispatching of your orders.

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