Sunnytech Hot Air Stirling Engine Motor Educational Electricity 4 Cylinders Generator Colorful LED M14-V4-D

About this product

*FOUR CYLINDER ENGINE---- The four cylinder engine is full of power and the voltage can reach 4-9V. The flywheels will rotate rapidly, making the generators LED lights flickering wildly. When the machine works, it will be very shocking and attracting eyeballs.

*EXTREMLY FINE CRAFTED ---- The base, bracket and 2 flywheels are made of 6061 aluminum alloy(High strength, weldability and corrosion resistance); Power cylinder and the power piston is SUJ2 material fine grinding surface of special treatment, high hardness. Do not wear high-speed ultra-long-running; Axle joints connected with very high precision miniature bearings, stability without lubrication.

*EASY OPERATION & LONG LASTING----Fill the alcohol burner with your 95% alcohol (we recommend this fuel) and light it. Let the light burn the round ended cylinder for about 20 seconds, then give the wheel a gently push, it will run like a charm. It can run for 8+ hours continuous without any broken which test by one customer.

*HEAVY & STABLE: this egine is MUCH MORE BIGGER than most of the stirling engines you can find. Its very heavy, 5.9 lb, so it can run stably on table.

*PRIORITY GIFT OPTION FOR MANY APPLICATIONS----It is an amazing and fantastic product at this price. Its elegant gift package makes it spruce up and presentable. It has a wide range of application as, great gift for Kids science project, Physical/mechanical learning, teacher’s Demo props on the class, birthday gift for friends, families, parents, kids, etc. Many of our customers come from school, colleague, etc.