Specifications:
Brand: ENJOMOR
Name: Ringbom Stirling Engine Model
Item number: J01
Product form: KIT version
Weight: 120g
Overall dimensions: 55*43*83mm
Fuel: 95% alcohol
Features:
1. Excellent work: Ringbom The unique feature of the Stirling cycle engine is that it has no mechanical connection with the displacer. The displacer operates on its own based on pulsating pressure changes within the engine. An engine has only four moving parts. The engine makes a distinctive thumping sound unlike any other and runs at a fairly constant speed.
2. Interactive scientific exploration: It is made based on the working principle of the heat engine. You can observe the entire working process of the engine, which is helpful for popularizing knowledge of mechanical engineering and thermodynamics, and understanding the principles of energy conversion. It is suitable as a teaching aid for teaching demonstrations.
3. Durable craftsmanship: Made of all metal, it is not easy to rust and fade. The surface treatment is fine to highlight the metal texture. The piston can run for a long time, is safe and durable, and ensures that you can enjoy hours of entertainment at a time. You will be satisfied with its appearance and quality.
Questions about Shipment Q1 : Do you ship worldwide?A1 : Yes, we can ship worldwide.
Q2 : Where you ship goods from?A2 : Our warehouse is located in China, the goods will be shipped from China mainland.
Q3 : What is the shipping cost?A3 : For giving customer good shopping experience, we offer free international shipment.
Q4 : What is the shipping time?A4 : For expected delivery date, please check in this page: Expected Delivery TimeQ5 : How do I track my package?A5 :You can track your order on 17track.net . Or if you need a team members help check up please contact with our service team service@enginediy.com and we will be in touch with a status update.
Questions about Payment & OrderQ1 : What payment terms you can accept?A1 : For payment, we accept Paypal and Credit Card.
Q2 : My payment was declined, why? How to solve it ?A2 : If you made the purchase via Credit Card and failed, could you please contact with Stripe Support Team for solution? Or if the issue can be solved, please no worry, we accept Paypal payment as well.
Q3 : How do I cancel my order?A3 : For the order, if not shipped out yet, please contact with our Service Support Team service@enginediy.com , we will cancel your order and give you full refund.
Q4 : Is my information is securing using this site?A4 : Yes, Enginediy.com takes precautions to protect your personal information. When you submit sensitive information via the website, your information is protected both online and offline. Please don’t worry for this.
Q5 : What if my address is wrong?A5 : If the recipient's address was wrong, after the failed delivery, the parcel should be returned back to sender. After we receive the parcel, we will contact you for an updated address and arrange the new shipment.
Questions about Return & RefundsQ1 : What items are returnable?A1 : a)- We can accept returns or exchanges within the 30-day period. b)- All returned items must be in the original condition: unused, unwashed, and unworn. No exceptions.
Q2 : How do I return a product?A2:Contact with Enginediy Service Team service@enginediy.com to confirm details to make sure the item is meet the return condition. After the agreement, Service Team will send the detailed return information, please offer return tracking number after return shipment.Q3 : What is you refund policy?A3 : Refunds are processed within 1-5 business days, after you received our confirmation on the cancellation.
Q4 :How will you refund me?A4 : The refund are applied to the original payment method.