Specification Brand NikolaToyProduct Name Middle Turbofan Engine ModelSize 40x20x18cmWeight 900gMaterial PLACraft High precision 3D printing technologyProduct effect 1 Stepless speed control throttle push rod2 Multi simulation flame lighting effect3 Tachometer4 Large capacity lithium battery C port charging5 Inertial motor can still operate even after power failureFeature Highly restored TR900 internal structure with super hardness and strong metallic texture Under the drive of the motor all blades can rotate In order to reproduce the airfoil of the engine blades we used the highest precision technology to create this model Hope that the model provided can help you further understand the principle of turbofans and bring you great fun Note This engine is a finished product and has been assembled before shipment Package included 1x Turbofan Engine Model