Low Temperature Stirling Engine Motor Coffee Cup Stirling Engine Model Education Toy
Features:
Novel Design: Golden appearance, exquisite and beautiful, easy to operate, very modern technology, double combination of texture and beauty, suitable for teaching and decoration. Superior Quality: Select high-quality materials, exquisite workmanship, each part is finely made, the golden appearance is bright and eye-catching, and it feels extremely smooth. Simple and Interesting: You can experiment and play directly when you have it. It is easy to operate. Put it on a cup of hot water, preheat for 30 seconds to 1 minute, turn the flywheel clockwise to start, and the engine will automatically rotate. Wide Range of Applications: The focus of low-temperature Stirling engine operation is temperature difference, which converts heat energy into mechanical kinetic energy, deepens the learning interest in physics, can help develop children's brains and cultivate thinking ability. Notes: Be careful not to be scalded by high temperature during operation. The product itself has very good performance and does not need to be lubricated with oil, otherwise the friction will increase. Age: 7+
Specifications: .Color: As Shown .Material: Stainless Steel + Glass .Product Dimensions: 9.5 x 9.5 x 11cm .Product Weight: 150g .Package Dimensions: 20 x 13 x 15cm .Package Weight: 290g .Packing: Box
Package Content: .1 x Stirling Engine Model
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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
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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.
