The A380/TR900 Aircraft Engine Model (1:25) by ROIISTOY is a precision masterpiece for aviation lovers. Made from eco-friendly degradable metallic PLA material and metal bearings, it replicates the mechanical texture and details of a real aircraft engine. With an adjustable speed range of 0-200 rpm and stunning LED lighting effects, it brings the powerful energy of aviation propulsion to life. Featuring a built-in battery and convenient TYPE-C charging, this model is perfect for both desktop display and dynamic operation. Every aspect, from part assembly to dynamic rotation, showcases the ultimate restoration of aviation technology, making it an excellent choice for collection, gifting, and popular science.