3-Blade Stirling Engine Model Science Experiment Stem Toy
Features:
.Exquisite Furnishing Model: This is an excellent Stirling engine model. Propeller blades are used instead of flywheels, more novel. It will be an amazing technology toy on your desktop.
.Excellent Crafts: The main body of the engine is made of aluminum alloy, whose surface is ground and oxidized, and it does not fade or rust. Cylinder and piston with high precision. Quartz heating tube does not burst when working in the environment of rapid thermal expansion and cold contraction, so it is safer and more secure to use.
.Technology Toys: This is a fun and imaginative desktop toy. The engine runs smoothly and reliably.
.Easy to Use: The engine has been assembled and tested. As long as 95% alcohol is injected into the alcohol lamp, the alcohol lamp is lit and placed under the hot cylinder to preheat for a while. Then the engine can continue to run by manually moving the flywheel to help start. During operation, please do not touch the heating part with your hands to prevent scald. Please do not apply any oil lubrication to the cylinder or piston.
.Widely Used and Holiday Gifts: This item is suitable for teaching and learning AIDS, scientific and technological experiments. A good way to popularize knowledge and cultivate innovation ability. It can also be a cool piece of tabletop art. An excellent gift for technology enthusiasts, family, friends, children.
Specifications:
.Color: As Shown
.Material: Aluminum Alloy + Quartz Tube
.Product Size: 15 x 8 x 9cm
.Product Weight: 370g
.Package Dimensions: 19 x 13 x 11cm
.Package Weight: 482g
.Packing: Box
Package Content:
.1 x Stirling Engine Model
.1 x Alcohol Lamp
3-Blade Stirling Engine Model Science Experiment Stem Toy enginediy
$ 42,99 Original price was: $ 42,99.$ 25,79Current price is: $ 25,79.
Professional packing and fast shipping
Thanks to our longstanding association with UPS FedEx DHL, and other leading global carriers, we are able provide a range of shipping options. Our warehouse staff is highly skilled and will wrap your goods in accordance with our exact and accurate specifications. Your products will go through a thorough inspection and be properly secured before they are shipped. Each day, we ship to thousands of customers in many countries. The fact that we're committed to becoming the biggest online retailer in the world is evident. The distribution centers and warehouses distribution are situated in Europe and the USA.
Note: Orders with more than one product are assigned a particular processing time, based on the individual product.
Prior to shipping, we inspect the ordered items thoroughly before sending the items. The majority of orders are shipped within 48 hours. The delivery time will be between 3 and 7 working days.
Returns
Due to the multiple parties involved such as the factory and the warehouse, we're unable to effectively manage inventory. The actual inventory can fluctuate at any time. It is possible that the stocks could be depleted after the order has been made.
Our policy lasts for a period of 30 days. However, if the 30 days have elapsed since you purchased your item, we will not be able to give you a refund or exchange.
You are able to return a product in the event that it is not used and in the same condition the day you received it. The item must be in the original packaging.
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