890PCS+ Metal Clockwork-driven Tractor DIY Model ToysFeatures: .The clockwork-driven tractor is wound for linkage gliding mechanically by triggering the switch after twisting the clockwork..Simulated Details: When the steering wheel turns, the wheels also turn. Toggle the gear to control the car forward/backward/start/off. .With 1500pcs components, the ultra-precise & premium-quality metal model adopts laser cutting and requires no glue, taking 2-3 hours for assembly with screws in line with the instruction, which depends on the individual's hands-on ability and evokes immersive fun..Assembling this product not only exercises children's hands-on ability and creativity, but is also an entertainment activity to play with children on weekends. .The assembled model makes a high-simulation & small-scale craft decorative ornament, telling the child how the tractor works. Specifications:.Material: Metal.Product Dimensions: 22 x 12 x 15.5m.Product Weight: 400g.Package Dimensions: 20 x 15 x 5cm.Package Weight: 650g.Paking: Graphic Carton