Flycross A running V8 engine model kit, a building block set  (Multicolour)

Realistic V8 Engine Model Kit - The exquisite materials better restore the appearance of the mini engine kit. Such as transparent cylinder heads, simulated piston movement. This car model kit simulates the internal working principle of a real V8 engine with a compact design. A total of 689 pcs. Dynamic Light Simulation - The building toys for boys built-in LED lights simulate the intense effect and power output of a real engine. Watch as the mini engine glows under load, mimicking the energy of piston activity during driving. App-Controlled Motor - The 3d puzzles for adults & kids controlled via an app and can be recharged. Select different thrust modes with synchronized sound effects that escalate with RPM, just like a real car engine startup. Visual 3D Puzzle - This mini V8 engine kits not only enhances visual appeal but also allows you to observe the movement of the pistons while the engine is running. Practical Building Toys - Building blocks sets made with Child-friendly ABS materials, this car engine model kit is an excellent hands-on learning project or a car collector's display piece. Great for Birthdays gifts, Christmas gifts, Children's Day gifts, boy toys, etc.