Dragon-shape Balance Stirling Engine Generator Model Science Experiment Teaching Aids Gift
Features:
.Novel Shape: This is an exquisite Stirling engine model, the dragon-shaped bracket is domineering and cool. When the machine is running, it will be very shocking and eye-catching. .Educational Toys: This is an interesting and imaginative desktop technology toy. If you try to run the engine in a dark environment, it will be more attractive. In the process of playing, you can explore science and observe the magical operation and energy conversion process. .Sophisticated Manufacturing Process: Mainly made of metal, with a beautiful and atmospheric silver appearance, and the surface is finely polished to prevent rust and fading. The thickened quartz glass tube can be heated for a long time, the piston can be operated for a long time and is not easy to wear .Easy to Operate and Durable: Just add 95% alcohol to the alcohol bottle and ignite, and then push the wheel by hand, it can run at high speed. .Wide Range of Applications: This is an amazing and wonderful product, suitable as a holiday gift for technology enthusiasts, family, friends, and children. It can be used as a scientific educational toy for studying the working principle of external combustion engines, providing materials for children's scientific projects, inspiring curiosity and creativity, or as a cool desktop decoration artwork. .For Ages: 8+
Specifications:
.Color: As Shown .Material: Aluminum Alloy + Quartz + Stainless Steel + Pine .Board Size: length 140mm, width 95mm, thickness 18mm .Flywheel: 50mm in diameter, thickness 10mm, 5 holes, center hole is 3mm .Alcohol Lamp: 30mm in diameter, 28mm in height, 5mL in capacity .Hot Cylinder: 15mm in diameter, 35mm in length .Power Cylinder: 12mm in diameter, stroke 16mm .Speed: 2000-3000 rpm .Product Dimensions: 14 x 9.5 x 15cm .Product Weight: 650g .Package Dimensions: 18 x 12 x 16cm .Package Weight: 850g .Packing: Box
Package Content:
.1 x Stirling Engine .1 x Alcohol Lamp
Liquid error (snippets/product line 919): 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.
