Required for completion: Batteries for the transmitter, difficulty level: advanced. The arm, the shovel, the entire structure, and each chain are controllable separately. The model also features a sound and smoke generator. The tower can rotate 360° endlessly. In total, the full metal excavator can be controlled via 23 channels. Thus, the model is on par with the original. The off-road capability combined with the splash-proof electronics ensures uninterrupted fun and long-lasting durability of the individual components. The model can be easily modified with just a few adjustments.