Horizontal Stirling Engine Model Science Experiment Stem Toy with Ball Bearing Flywheel
Features:
.This Stirling engine model is novel and unique .Aluminum alloy body plus gold flywheel looks high-end .The main parts are made of aluminum alloy and gold plating, which are sturdy and durable. The heating cylinder is made of quartz glass, featuring low expansion coefficient and high temperature resistance. .Fuel: 95% alcohol (not included) should be prepared. Can not add water, kerosene, gasoline, lighter oil, liquor, etc. .Starting Method: Place the Stirling engine model on a horizontal table, add two-thirds of 95% alcohol to the alcohol lamp, ignite and heat for 30 seconds, then turn the flywheel, and the engine can run. .Working Principle: The Stirling engine outputs power through a cycle of cooling, compression, heat absorption, and expansion of the air in the cylinder. .Significance: Through hands-on operation, you can observe the operation process of the entire engine, understand the working principle of the Stirling engine more intuitively, and deepen your interest in learning physics. .Gift: It can be used as a high-end desktop decoration due to its superior quality and exquisite appearance, can also be used as an exquisite gift to your friends, family and others. .For Crowd: 14+
Specifications:
.Color: As Shown .Material: Metal + Quartz Glass .Product Dimensions: 16 x 8 x 6.5cm .Product Weight: 470g .Package Dimensions: 18 x 13.8 x 9.5cm .Package Weight: 550g .Packing: Box
Package Content:
.1 x Stirling Engine Model .1 x Alcohol Burner
Liquid error (product line 407): Could not find asset snippets/mett-Promotion.liquid
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 Time
Q5 : 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 & Order Q1 : 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 & Refunds Q1 : 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.
