Realistic V8 Engine Model: This is a realistic small V8 engine block model, through the unique transparent cylinder design, you can visualize the internal operation details of the engine, the up and down movement of the piston, valve transmission, reproduce the engine running process. Designed specifically for race car fans 14+ years Authentic Details: This V8 engine kit includes a motor, 1 light strip, enabling the model toy to be electrically driven. Bright LED lights show the power of the integrated motor-driven pistons, you can watch the internal pistons move through the transparent cylinder heads on both sides, and, as a surprise, the speed of the engine can be controlled via the APP High Quality: Constructed from 689 smooth, glossy, scratch-resistant high-quality building blocks, complete with a full-color paper instruction manual for easy assembly Ideas Gift for Enthusiast: This V8 engine model, designed for people who like car and mechanical engineering, is suitable for adults or teens 14+. Its practicality and collectibility make it the perfect gift for any special occasion, such as Christmas, Birthdays, New Year etc. Note: If you find some missing parts in your item, please contact the seller to show the missing parts, and the seller will provide you with best service UPC 765452314326 ASIN B0FB95FD58 Size 5x5x4 inches Color Black Theme engine Set Name HIGH GODO V8 Engine Building Kit Brand Name HIGH GODO Model Name building Set Unit Count 689.0 Count Manufacturer HIGH GODO Power Source Battery Material Type Plastic Operation Mode automatic Item Dimensions 5 x 5 x 4 inches Number of Pieces 689 Subject Character Engine Additional Features Non Toxic Included Components Instruction Manual Is Assembly Required Yes Age Range Description Adult Educational Objective Construction Skills, Sorting Skills, Spatial Reasoning Toy Building Block Type Interlocking Toy Building Block Manufacturer Part Number 13050 Manufacturer Maximum Age MONTHS 600 Manufacturer Minimum Age MONTHS 168