ROKR 3D Puzzle Toys - Steam Engine Mechanical Model Building Kit with Lights & Motion for Desk Decor DIY Toys for Adults & STEM Enthusiasts Birthday Gift

Model CGM03

Puzzle Type 3D Puzzle

Material PVC

Number of Pieces 70

Dimensions 16.1 × 8 cm

Theme Industrial / Steam Engine

Recommended Age 14+ (168 months)

Features 6 moving parts, 3 lighting zones, transparent piston cylinder, auto shut-off (20 min)

Compatibility Expandable with other Industrial City models

【Industrial Steam Engine Design】

Inspired by a real single-cylinder steam engine. Premium black and gold finish combines mechanical aesthetics with collectible display value.

【Motion & Lighting】

6 dynamic moving parts and 3 lighting zones create an immersive mechanical experience. Watch the engine come to life on your desk.

【Visible Piston in Motion】

Transparent cylinder clearly showcases the piston moving inside – revealing the inner workings of a real steam engine.

【Auto Shut-Off】

Automatically powers off after 20 minutes of inactivity. Safe and energy-efficient for worry-free display.

【Expandable System】

Compatible with other Industrial City models. Build and expand your own mechanical world piece by piece.