Mould King V12 Engine Model Kit that Runs, MOC Engineering Model Building Kit with Battery and Motor, 3472 PCS STEM Engineering Building Blocks for Adults

【V12 Engine Building Kit】Mould King Engine Series - The V12 engine, a type of V-engine, has cylinders arranged in a 90-degree V-shape. This type of engine can effectively counteract vibrations during operation and provide more stable performance. 【Build your Own Engine Model】This product is powered by the equipped battery and reproduces the dynamic principle 1:1 for you. Its compact design allows for high power output in the limited engine compartment. The drive train works with precise piston movements. Four speeds can be adjusted by moving the gear lever. 【MOC Engine Model】Mould King V12 Engine building block kits is assembled from 3472 building block parts and has colorful paper instructions to help you easily assemble it. This building block kit compatible with mainstream building blocks. All parts are easy to assemble and will not fall apart. 【Fun Building Challenge】Mould King V12 Engine Kits made from child-friendly ABS materials and tested for quality control to ensure compliance with child safety standards. MOC building blocks toys are designed to provide the interesting and challenging building experiences. The building blocks are the challenges during assembling and the achievement after finishing. 【Ideal Gifts】 Mould King building set is a good collection. It suits for kids, teenagers, adults and collectors. If you are looking for a cool present for your lover or child's birthday/ Children's Day/ Christmas/ New Year. Or you have searched for a building block challenge, this product is the best choice!