Key Features of the Fully Functional Excavator Brick Model Kit Authentic Appearance and Realistic Details Intricate design featuring a digging arm, cab, compressor room, and other detailed components. Perfect for imaginative play, providing children the feeling of working on a construction site with a toy that looks like the real thing. Interactive Manual Controls Six barn doors that can be manually opened and closed for an engaging and interactive experience. Three control knobs and a function-switching switch allow control of the digging arm and chassis. Knobs control digging arm lift, retract, and bucket swing action. Function switch enables chassis movement, including forward and backward motion, left and right turns, and 360-degree rotation of the platform. Upgrade for Remote Control Functionality Add a power module to enable remote control functionality for an even more realistic experience. Control the digging arm and chassis remotely, just like a real-life excavator, for a more immersive and exciting play experience. Specifications Model Number: C61082W Difficulty: High Pieces: 1702 Product Size: L55-W19-H32.4cm Color Box Measure: L46-W10.5-H38cm This versatile excavator kit is sure to captivate children and provide hours of imaginative, hands-on fun!