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Ships within 48 hours · Estimated delivery Sep 8 - Sep 13
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Description
Hot Air Sterling Vintage Movie Projector Shape Stirling Engine Model Physics Experiment ToyHot Air Sterling Vintage Movie Projector Shape Stirling Engine Model Physics Experiment ToyFeatures:. Innovative Design: The design is novel and unique, the shape is simple and exquisite, highlighting the high end taste, with a wooden base, easy to place, it is an excellent craft collection.. High Quality: The main body is made of brass, which is sturdy and durable. The heating cylinder is made of quartz glass with low expansion coefficient and high
Hot Air Sterling Vintage Movie Projector Shape Stirling Engine Model Physics Experiment ToyFeatures:
.Innovative Design: The design is novel and unique, the shape is simple and exquisite, highlighting the high-end taste, with a wooden base, easy to place, it is an excellent craft collection.
.High Quality: The main body is made of brass, which is sturdy and durable. The heating cylinder is made of quartz glass with low expansion coefficient and high temperature resistance; fine workmanship, perfect details, double combination of texture and beauty.
.Usage: Place the Stirling engine model on a horizontal table, fill the alcohol lamp with two-thirds of 95% alcohol, turn the flywheel to power it up after 30 seconds of ignition and heating, and then it can run. You need to prepare 95% alcohol by yourself, and be careful not to add water, kerosene, gasoline, lighter oil, liquor, etc.
.Working Principle: Stirling engine outputs power through a cycle of cooling, compression, heat absorption, and expansion of air in the cylinder. By personally operating it, you can observe the operating process of the entire engine, have a more intuitive understanding of the working principle of the Stirling engine, and deepen your interest in physics.
.Gift: Its superior quality and exquisite appearance also make it a high collection value. It can be used as a high-end desktop decoration, or as a beautiful gift to give others.
.For Age: 14+
Specifications:
.Color: As Shown
.Material: Metal + Wood + Quartz Glass
.Product Dimensions: 7 x 6 x 6cm
.Product Weight: 75g
.Package Dimensions: 10 x 10 x 10cm
.Package Weight: 200g
.Packing: Box
Package Content:
.1 x Stirling Engine Model
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.9 ★★★★★
Based on 16 reviews
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Product Reviews
★★★★★ 5
Great play for everyone
Color: Colorful-2, Size: Medium, Color: Colorful-2, Size: Medium
We have Shelties and they love it!!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 3, 2026
★★★★★ 5
Here’s that ball we need!
Color: Colorful, Size: Medium, Color: Colorful, Size: Medium
Our Blue Heeler loves this ball, the tabs are easy for her to grab and entertain herself. Great toy
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Reviewed in the United States on April 4, 2026
★★★★★ 5
Durable ball for aggressive chewers
Color: Colorful, Size: Medium
Excellent, sturdy ball that can both chased and shaken.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 31, 2026
★★★★★ 3
Comes with pump
Color: Colorful, Size: Large
My dogs enjoyed it but it’s not large dog proof. I have a husky and German Shepard…..the ball lasted a day before it was torn up. But this would be perfect for smaller or medium sized dogs.
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Reviewed in the United States on March 27, 2026
★★★★★ 5
Great toy
Color: Colorful, Size: Medium
Best toy ever for my Aussie!
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Reviewed in the United States on May 31, 2026