SKU: 52986505500

Air Stirling Educational Cup Model Motor Toy

Sale price$48.56 Regular price$53.95
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Ships within 48 hours · Estimated delivery Jul 28 - Aug 2

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Description

Air Stirling Educational Cup Model Motor ToyA Stirling engine is a heat engine that operates by cyclic compression and expansion of air or other gas (the working fluid) at different temperatures, such that there is a net conversion of heat energy to mechanical work. Teachers can make the explaining process much more straightforward and students can better understand its principle. Run freely on the top of a cup of hot water, no need to fire an alcohol lamp, safer for children. The start

A Stirling engine is a heat engine that operates by cyclic compression and expansion of air or other gas (the working fluid) at different temperatures, such that there is a net conversion of heat energy to mechanical work.

Teachers can make the explaining process much more straightforward and students can better understand its principle.
Run freely on the top of a cup of hot water, no need to fire an alcohol lamp, safer for children.

The start temperature difference between the product bottom contact and circumstance shoulder be greater than 25℃.
Gently flip the wheel, then it can run itself.

The exquisite frosted plunger can avoid steam leakage and reduce abrasion.
If the friction between the flywheel and support is big, please use a little graphite dry lube to quiet it down nicely. Don't use oil, because it will lead to oil dirt.

Specifications:

Material: Stainless Steel + Spray Paint Carbon Steel + Glass
Principle of Operation: Heating Expansion / Cold Compression
Speed: 180rpm (max.)
Item Size: 12.2 * 10.2 * 10.2cm / 4.8 * 4 * 4"
Item Weight: 250g / 8.8oz
Package Size: 17.3 * 9.5 * 11cm / 6.8 * 3.7 * 4.3"
Package Weight: 333g / 11.7oz


Package List:
1 * Low Temperature Stirling Engine Model DIY Kit
1 * User Manual(English)

Note:
1. Children under 12-year-old should be accompanied by an adult when playing this product.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
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  • If time is of the essence, please consider selecting expedited delivery for faster service.
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]
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SKU: 52986505500

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4.9 ★★★★★
Based on 18 reviews
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A
Verified Purchase
Amazon Customer
Birmingham, US
★★★★★ 5
My picky dog loves them.
Size: 3.5 Ounce (Pack of 2), Style: Chicken Chips, Size: 3.5 Ounce (Pack of 2), Style: Chicken Chips
I try to give my dog, whom I love so much, the healthies food and treats that i can. She is so very picky and it's difficult to find things she likes. She loves these treats and expectes one every morning. She litterally waites by the pantry door for one. The are healthy Human grate chicken chips. Makes me feel better about giving her a treat. I would Highly recommend.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 13, 2026
E
Verified Purchase
E J W
Charlottesville, US
★★★★★ 5
Treats
Size: 3.5 Ounce (Pack of 1), Style: Chicken Chips
Puppy likes them
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 21, 2026
B
Verified Purchase
Beatrice Antunes
Whiting, US
★★★★★ 5
my dog is obsessed with these
Size: 3.5 Ounce (Pack of 1), Style: Chicken Chips
my senior lhasa apso loves these. he smells them and takes it with happiness and excitement! he loves these, can't get enough.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 4, 2026
M
Verified Purchase
MBburg
Chelsea, US
★★★★★ 1
Choking Hazard, Do Not Buy!!
Size: 3.5 Ounce (Pack of 2), Style: Chicken Chips
These treats are like hard rubber. Neither of my dogs can chew them and end up trying to swallow them, choking every time.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 4, 2026
A
Verified Purchase
Amazon Customer
Battle Creek, US
★★★★★ 5
Doggy potato chips, only chicken instead
Size: 3.5 Ounce (Pack of 1), Style: Chicken Chips
My dog goes crazy over these. They’re like doggy potato chips.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 20, 2026

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