• Lights and various sound effects 
  
• Inertia friction powered driving motor 
  
• Dump trailer can be raised by pressing the orange pump action key on top of the truck to simulate tipping offload (pump function) 
  
• Dump trailer can be lowered again by pushing down on the bottom orange lever on the side of the trailer

Battery specifications: 

Truck: 3x AG13 batteries (included)