Mini Hot Air Stirling Engine Motor Model Educational Toy Kits Electricity
SKU: 73609259598

Mini Hot Air Stirling Engine Motor Model Educational Toy Kits Electricity

Sale price$35.99 Regular price$39.99
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Description

Mini Hot Air Stirling Engine Motor Model Educational Toy Kits ElectricityStirling Engine Kit Rocker Mechanism Brass Hot Single Cylinder Model EASY OPERATION: it's ready to run. All you have to do is to take it out of the box and fill the lamp with 95% alcohol to heat the glass cylinder; then, after warming up for seconds, give the flywheel a spin and it will rotate rapidly and smoothly; besides, you can also assemble the free DIY set onto the flywheel to get the fan rotating. Just within 5 minutes, people around the

Stirling Engine Kit Rocker Mechanism Brass Hot Single Cylinder Model 

  • ★EASY OPERATION: it's ready to run. All you have to do is to take it out of the box and fill the lamp with 95% alcohol to heat the glass cylinder; then, after warming up for seconds, give the flywheel a spin and it will rotate rapidly and smoothly; besides, you can also assemble the free DIY set onto the flywheel to get the fan rotating. Just within 5 minutes, people around the machine will be surprised and wonder how it works. A great desktop toy, TONS OF FUN!
  • ★WIDE APPLICATIONS: it's a vivid model displaying basic principle of external combustion engines. People bought it for kids' science project, physics/mechanics learning, etc., enlightening them to explore more scientific knowledge. This engine is also a well-designed and crafted mechanical toy suitable for people of all ages from all works of life. It will definitely be a fantastic gift for those you love.
  • ★A WORKING MODEL WITH CAREFULLY SELECTED MATERIAL: mirror stainless steel base with 4 rubber pads ensures its stability while working; high grade spring steel stand is of high strength & hardness after the heat treatment, holding the brass tube tightly when getting this model going; employ wear-resistant bearing rod and customized thickened quartz glass to improve its robustness; we specially choose zinc alloy to make the flywheel so the engine will look more aesthetic.
  • ★WELL DESIGNED AND CRAFTED: with elegant design and fine workmanship, it's simply a beautiful piece of art. By the combination of Lever Mechanism and Crank-rocker Mechanism this engine looks more "mechanical". It is of solid structure & delicate body, all parts have done special surface treatment to avoid rusting and fading. Compact design makes this engine a super mini one that can be easily put into your pocket while maintaining high performance.
  • ★FANTASTIC GIFT FOR EVERYBODY: great design and fine workmanship with affordable price make this engine a great gift for everyone! Many people bought our machines as gifts to families, teachers, friends, boyfriends and SELDOM will our machines fail to cheer them up! You'll not feel regretful on purchasing of this one. If you do: all DjuiinoStar products come with 30-Day Unconditional Money Back Warranty and 1 Year 100% Satisfaction Guarantee!

Designed for demonstration and amusement only. Please do NOT try to modify it. Any modification can make it damaged.

Driven by the little lamp, this engine will rotate at speed around 1700-2000 RPM. It's assembled and will run within 5 minutes after opening the package provided you have a bottle of alcohol by your side.

It is a MINI version which can be put into your pocket. A little bit smaller than a 300ml Coca-Cola can. But do not be confused by its size, its quality and performance are guaranteed! We've done special treatment to the machine to avoid rusting and fading; use heat treated high grade spring steel stand to ensure its stability; employ thickened quartz glass cylinder and bearing steel rod to strengthen its robustness; specially designed Lever Mechanism and Crank-rocker Mechanism makes it more ”mechanical”. It will definitely be a great gift to those with mechanical brains. A great desktop toy for everyone.

It's also a perfect teaching tool demonstrating the process of energy exchange: the hot air in the sealed cylinder enables power piston to move continuously, and flywheel will spin at the same time; periodical air expansion and contraction makes heat energy converted to mechanical energy... Kids will be excited and curious about why. This will enlighten them to explore the world.

Features:
Status: Assembled
Speed: 1700-2000 RPM(revolutions per minute)
Material: stainless steel, bronze, bearing steel, zinc alloy, quartz glass, aluminum, HRC55 steel
Overall size: 101x46x60mm/3.98x1.81x2.36in(L/W/H)
Size of flywheel: 30x7mm/1.18x0.28in(Diameter/Thickness)
Net Weight: 112g/3.95oz

Packing List:
*Engine x1
*Lamp x1
*Pipette x1
*Spare tube x2
*Spare sealing ring x2
*User manual x1

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • 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]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 73609259598

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Chris Cook
Whiting, US
★★★★★ 1
You get what you pay for
Color: 6692:Silver strap&blue dial
I thought I'd give this a try but when I took it out of the box, it was the cheapest built watch I ever bought. You get what you pay for. It was supper light so I don't believe it was stainless wrist band. Felt more like potted metal. Never again.
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Reviewed in the United States on January 19, 2025
B
Verified Purchase
byron j wilkinson
Whiting, US
★★★★★ 5
Good basic watch
Smaller than I expected but super nice we'll built. Offers day in English and Spanish. Stylish but simple. Easy to read the time and date.
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Reviewed in the United States on February 8, 2026
D
Verified Purchase
DX Victor
Grantham, US
★★★★★ 5
Classy, comfortable, accurate
My previous Casio has gotten pretty beat up. So I wanted another Casio without spending a lot. I also need it do have both day and date. A metal band is a must. I sweat a lot and leather doesn’t last. The band needs to adjust perfectly to my relatively thin wrist. First, I like the style of the face - simple and easy to read. The watch isn’t real fancy which is fine with me. The band took a bit of adjusting and came out perfectly. It’s not too heavy and retains good accuracy. Can’t beat the price. Only thing I wish it had was 24 hour sub-dial instead of elapsed minutes. I think it’s a great value and a nice looking everyday watch.
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Reviewed in the United States on April 17, 2023
L
Verified Purchase
Lazarus 43
New York, US
★★★★★ 4
Very nice watch but hands need to be larger and luminous
It’s a very nice looking watch. Band adjustment is not difficult using the tools that come with th watch- and it’s very attractive. The watch could stand to be improved by by making the Hands larger and by making them luminous. The watch is very comfortable to wear . It may be a little large for a small wrist but it’s not gigantic. I haven’t checked the accuracy but it appears that the watch doesn’t lose or gain time.
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Reviewed in the United States on November 20, 2025
A
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Avery Waggoner
West Palm Beach, US
★★★★★ 5
Literally just a good watch, absolutely nothing to complain about
Ive had two versions of this watch, the leather strap version and this metal version. The only weak point on my old watch was the leather strap. This thing is simple, elegant, and practical, couldn't really ask more from a watch. It holds up pretty well and doesn't scratch too easily (if you have a labor intensive job you might want a glass protector). I've had mine for a couple months now and it only has a few very faint scratches but that's just because im rough on my watches lol. I would recommend this to literally anybody
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Reviewed in the United States on January 20, 2026

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