The Mould King 10169 Motorised Electronic Drive Control dynamic V12 engine set is a 3472-piece construction toy designed for engineers aged 14 and above. Made from ABS plastic, this detailed model features a remote-controlled V12 engine, perfect for those interested in cars, STEM, and electronic toys. The set includes a rechargeable battery for powering the dynamic motor, making it a fascinating and engaging building experience for fans of interlocking blocks and model engines. Ideal for those who enjoy a challenging and rewarding construction toy experience.