- Authentic A380 TR900 Turbojet with Adjustable Thrust: Experience a true-to-life Airbus A380 engine replica featuring stepless speed control from 0-300 RPM, thanks to a precision slider. The realistic red LED afterburner effects simulate genuine thrust dynamics, powered by a built-in rechargeable lithium battery (Type-C charging). - All-in-One Charging & Power System: Eliminate the hassle of disposable batteries. The integrated battery charges via a Type-C port in just 1.5 hours. You can adjust speeds while charging, making it ideal for continuous demonstrations or educational settings. - Metal-Reinforced Engineering: Built with high-strength metallic PLA fan blades and stainless steel bearings for ultra-smooth operation at 300 RPM. The transparent dual-flow casing allows for observation of synchronized turbine and piston movements, perfect for STEM analysis. - Pro-Grade DIY Assembly Kit: Construct a 28cm turbofan masterpiece using over 200 components, including glow-in-the-dark wiring harnesses and CNC-machined alloy mounts. A detailed step-by-step manual teaches aerospace engineering principles through engaging hands-on assembly. Use Scenarios: 1. Educational Tool: Perfect for classrooms to teach students about aerodynamics and engineering principles in a hands-on environment. 2. Hobbyist Project: Ideal for model enthusiasts looking to build and showcase a sophisticated turbofan engine. 3. Demonstration Device: Excellent for presentations or workshops that require a functional model to illustrate turbine mechanics and functionality. This product is designed for anyone interested in aerospace, engineering, or educational demonstrations, combining functionality, durability, and an engaging assembly experience.