Mould King V12 & V8 Engine Model Kit - 761PCS Motorized STEM Building Set for Adults, Working Engine Scale Model, Collector's DIY Engineering Craft Product Feature: Build a Realistic V12 Engine: This 761 piece car engine model kit for adults from Mould King replicates a high performance V12 engine. Perfect for ages 14 plus, it features a realistic turbochargerdetailed exhaust systemand electric powered mechanics Working Engine with Motor: This engine model kit that works includes a motor and battery box, allowing the engine to rotate forward and reverse with the flip of a switch, experience the thrill of a functional engine building kit for adults Realistic Mechanics and Dynamic Features: Designed with 1 to 1 kinetic principlesthis engine model kit showcases a detailed turbocharger and precision exhaust system, watch the gears move and explore how a real engine operates Compact and Detailed Display Model: This model engine measures 9.4in. (23.8 cm) long, 5.9 in. (14.9 cm) wide and 5.6 in. (14.2 cm) high, this V12 engine model kit is a compact yet highly detailed display piece for car enthusiasts and model collectors Color Manual and Assembly: Comes with a color instruction manual for clearstep by step guidance, the design ensures enjoyable building process for this model engine kit for 14+ Product Specification: Package Dimensions: 11.8 x 8.6 x 2.3 inches Item Weight: 1.2 poundss You Get: 1 x Mould King V12 & V8 Engine Model Kit Before you place an order, please provide me with English information to facilitate our delivery and logistics