PFCKE Low Temperature Stirling Engine Motor Steam Heat Education Model Toy Kit Class Teaching Stirling Engine Kit for Adults Desktop Educational Toy Collection Unique Gift for Engineers D16-C - Shenzhen Huazhizao Technology CO.,Ltd, D16-C1

• 🥇EASY OPERATION - Put this Stirling engine over a mug of BOILING water,wait for 20 seconds,give the flywheels a gently turn, it will be smooth-running quietly and slowly for around 20-30 minutes. Power piston goes with faint sounds when the flywheels is rotating, which even quieter than the tick tock sounds of your clock. 🥇LATEST FASHION DESIGN - Fashion appearance and delicate design,twin flywheels are totally symmetrical on both sides of the nicely curved arm and run simultaneously when you give them a gentle turn. Hollow-out parts cut into flower shape beautifies its appearance a lot. 4 aluminum alloy feet & 4 golden fasteners on the top panel truly give this silver engine a more eye-catching appearance. Special anodizing treatment ensures this engine shining for years. 🥇EXCELLENT ARTWORK FOR ENGINEERING PHYSICS ENTHUSIASTS - It will be a great conversation starter for everyone around you. a cool desktop piece amazing your friends and colleagues. a great gadget to kill time when boring. a relaxing stress relief physics toy for people in the office. an impressive gift for your families, friends, especially for engineering/physics lovers. It can be used for teaching physics, great to display basic principles of a Stirling engine and to show the art of design. 🥇CNC MACHINED STIRLING ENGINE - Stirling engine is made of high quality aircraft aluminum alloy stainless steel brass SUJ2 bearing steel material through CNC machining process. All the parts have done surface treatment to avoid rusting,Oil-free. Ultra high hardness alloy with high-precision size enables those parts to be wear-resistant and interact with each other smoothly. strongly stable to keep 2 aluminum alloy flywheels perfectly in the right position. 🥇PFCKE'S BRAND QUALITY ASSURANCE - We provide 12-Month Warranty for any quality issues. If you're not 100% completely satisfied with your stirling engine, just simply contact us and we will refund or replace your product immediately. Please contact us first if you have any question about our products, our support team will try our best to help you solve all the issues. email reply within 24hs., Manufacturer: Shenzhen Huazhizao Technology CO.,Ltd