All Metal Beam Heat Engine Twin-Cylinder Stirling External Combustion Engine Gifts for Machine Enthusiasts(Kit Version)
Features:
.Interactive Science Exploration: This model manufactured according to the working principle of hot gas engine, allows you to immerse in the world of thermodynamics and realizing the principle of energy conversion. This all-metal model, safe and durable, and the unique appearance makes it a popular fashion gift and private mechanical craft collection. .Excellent Design: The engine is designed with boiler modeling, combines alcohol lamp heating drive, and adopts the one-piece design of the steam channel and base plate. The product is a bulk kit, you can experience the fun of assembling. .The flywheel, power cylinder and power piston are made of brass H59 while the boiler, base plate and linkage rod are made of aluminum alloy 6061, with sandblasted oxidation treatment on the surface, making it durable and not discolored. Other parts are made of stainless steel SUS304. Durability and high-quality product ensures hours of entertainment at one time. .Artistic Conversation Starter: In addition to being a scientific marvel, this model also is a conversation-starting crafts. The elegant design and captivating action make it a charming centerpiece for your desk, bookshelf or educational display. .Educational Gift: Suitable for learners of all ages, with bridging the gap between play and education, you can witness the blossoming of curiosity and extensive knowledge. Making it an ideal gift for students, science enthusiasts and anyone interested in the wonders of physics.
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.