An inertia pumping construction vehicle set arrives in a display box containing 24 pieces, each designed for children aged 3 to 6 years. The toy features a light and music function that activates during play, while the pumping action is powered by inertia for easy movement without batteries. This engineering-themed bucket set is ideal for young builders who enjoy imaginative construction scenarios, helping to develop motor skills through push-and-go play. The carton measures 75 by 42 by 89 centimeters, making it suitable for retail display. This product is sold wholesale by the box.