Style: Double Rotor Axial Turbofan Engine. Model: Dual Rotor Turbofan Engine. Scale: 1/10. Product overview This detailed, motordriven 1/10 scale turbofan engine model replicates the structure and motion of a fullsized dualspool turbofan. Built from aluminum alloy and stainless steel, the kit combines authentic component layout with functional rotation powered by a 3.7V 800mAh lithium battery and a DC 5V USB charging cable. Key features Realistic engineering layout: Firststage fan, twostage lowpressure compressor, fourstage pressure compressor, firststage pressure turbine, and twostage lowpressure turbine are all represented for an accurate visual and mechanical experience. parts count: More than 1000 pieces total (about 400 components and 600 screws and nuts) for a detailed, handson assembly process. Durable materials: Aluminum alloy and stainless steel construction for longlasting detail and stable operation. Motorized operation: Motordriven rotation provides visible movement after assembly for demonstration and display. Battery and charging: Includes 3.7V 800mAh lithium battery. Charging via DC 5V USB cable. Typical charging time 3 hours, runtime up to 1 hour on a full charge. Dimensions and weight: Model length 380 mm, fan diameter 165 mm. Product weight 5220 g. Product dimensions: 38 x 16.5 x 23.5 cm. Package dimensions: 38 x 18 x 25 cm. Package weight 7780 g. Assembly and skill level: Approximate assembly time 10 hours. Difficulty level 5 out of 5. Recommended for ages 14 and up. Packing and contents: Graphic carton packaging. Kit includes engine kit, tool set, and paperbased English instructions. Why this model matters Authentic mechanics and visible motion let users observe how major engine stages relate and operate, making the model useful for learning and demonstration. part count and precision metal parts deliver a satisfying build experience for hobbyists and modelers who want a challenging project. Motorized function transforms the model from a static display into a dynamic demonstration piece, improving engagement for study or show. Practical applications and use scenarios Educational demonstration: Use in classrooms, workshops, or study sessions to explain turbofan stages, airflow concepts, and basic turbine mechanics. Hobbyist assembly project: A multihour, skill build for modelers who enjoy metal kits and precision assembly. Ideal as a centerpiece project for skill development. Display and collection: Once assembled and powered, the model serves as an engineering display in an office, study, or aviation collection. What to expect in the box Engine kit x1 Tools set x1 Instructions x1 (paperbased English instructions) All components and fasteners required for assembly Rechargeable 3.7V 800mAh lithium battery and DC 5V USB charging cable included Notes for buyers This kit is a complex assembly requiring careful attention to detail and basic mechanical skills. Allow approximately 10 hours to complete the build. Recommended age 14 and above. Supervision suggested for younger builders. No external tools beyond the included set are normally required, but a tidy workspace and patience will improve the experience. This model delivers an accurate, motorized representation of a double rotor axial turbofan engine with durable metal construction and a challenging assembly process suited to serious hobbyists, educators, and collectors.