STEM Hot Air Engine Model Educational Toy Kits with Generator and LED Bulb
.Beautiful Appearance: the body is made of fine metal polished and polished. The surface is smooth and bright, emitting silver light, not easy to rust and fade. It looks very mechanical and technical. It realizes the combination of texture and beauty.
.Superior Performance: solid and strong. The high temperature resistant glass heating tube can be operated at high speed for a long time without wear.
.Operation Process: Place the engine model in a horizontal position and connect the bulb wiring. Inject alcohol into the alcohol lamp to ensure safety and ignite the alcohol lamp. The alcohol lamp heats the test tube, and the dry air expands to generate power, which drives the flywheel to rotate rapidly, thereby lighting the bulb. 95% alcohol (self-prepared) should be used in the operation. Water, kerosene, gasoline, lighter oil, and liquor should not be added.
.Use Meaning And Value: entertaining and learning, through hands-on operation, you can deepen your interest in physics by observing the entire Stirling engine operation process.
.The product itself has been assembled and can be directly used, and its superior quality and exquisite appearance also make it have a high collection value and can be used as a high-end gift.
.Suitable for the crowd: the product is suitable for people over 14 years old.
.Tips: Be careful not to be burnt by high temperature during the operation.
.Color: As Shown .Material: Aluminum Alloy + Glass .Product Weight: 550g .Package Dimensions: 13.5 x 8.5 x 11cm .Package Weight: 600g .Packing: Box
.1 x Stirling Engine Model Toy(with Generator and LED Bulb)
1.Free Shipping of All Order
2.If you have any problems about stirlingkit products, please contact us)
1.Free shipping of all order.
2.You will receive a confirmation e-mail after placing an order and another e-mail after your order has been shipped. The second one will contain the tracking information and some instructions on how to track your parcel.
(Tips:If you have any problems about stirlingkit policy, please contact us)
Q1 : If my password forgotten how to deal with? A1 : Send an Email to: firstname.lastname@example.org. with the same Email of stirlingkit account. Our staff will reset your password as soon as possible. Q2 : Where is my order? A2 : You can track your order on 17track.net. Or if you need a team members help check up please contact with our service team and we will be in touch with a status update. Q3 : Refund A3 : Refunds are processed within 1-5 business days, after you received our confirmation on the cancellation.
Q4 : How to cancel my order ? A4 : You can cancel your order only when your order has not been shipped. Please contact us email@example.com , we will cancel your order and give you full refund.
Q5: Returns A5 :Order purchased in store and online have a 30 day return guarantee.
Q6: How do I return a faulty product? A6 :If you have purchased a product in store that appears faulty, you are welcome to return it to the store for testing, an exchange or refund. Occasionally a product bought online may arrive faulty, if this is the case please contact our friendly customer service
Q7: I want to buy a large quantity of particular products, do you offer volume discounts? A7 : Please contact us for a quote.