1. Innovative Stirling Helicopter Model Kit: Explore the wonders of engineering with our Stirling engine helicopter model kit. This unique toy combines the charm of a helicopter with the ingenuity of Stirling engine technology to provide an educational and entertaining experience for all ages. 2. Interactive learning experience: Gain an in-depth understanding of thermodynamics and mechanical engineering principles while assembling and operating a Stirling engine helicopter. Through hands-on construction and operation, this kit provides a fascinating way to learn about energy conversion and propulsion systems. 3. Durable and safe structure: The product is made of high-quality and safe materials to ensure durability and peace of mind during use. Each component is designed to withstand hours of exploration and experimentation. 4. Easy-to-Follow Assembly Instructions: Enjoy a worry-free build, unleash creativity and imagination, and develop independence and problem-solving skills with the detailed assembly instructions included in the kit. 5. Creative gifts: Experience the thrill of simulated flight and the wonder of Stirling engine technology with our model kits. This is the perfect gift for aspiring mechanical engineers, curious minds, and aviation enthusiasts.
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.
